156736960

素因数分解:

$2^6\times 5^1\times {\mathrm{489803}}^1$

素因数の和:489820

約数の個数: 28

約数和(自身を含む): 373230648

約数和(自身を除く): 216493688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 489803, 979606, 1959212, 2449015, 3918424, 4898030, 7836848, 9796060, 15673696, 19592120, 31347392, 39184240, 78368480, 156736960]

約数ペア:

[(1, 156736960), (2, 78368480), (4, 39184240), (5, 31347392), (8, 19592120), (10, 15673696), (16, 9796060), (20, 7836848), (32, 4898030), (40, 3918424), (64, 2449015), (80, 1959212), (160, 979606), (320, 489803)]