Hi@qiu
you can take a look at the file :S32K146.h in your installed SDK.
/* ----------------------------------------------------------------------------
-- Interrupt vector numbers for S32K146
---------------------------------------------------------------------------- */
/*!
* @addtogroup Interrupt_vector_numbers_S32K146 Interrupt vector numbers for S32K146
* @{
*/
/** Interrupt Number Definitions */
#define NUMBER_OF_INT_VECTORS 151u /**< Number of interrupts in the Vector table */