156680651480

素因数分解:

$2^3\times 5^1\times {\mathrm{647}}^1\times {\mathrm{2137}}^1\times {\mathrm{2833}}^1$

素因数の和:5628

約数の個数: 64

約数和(自身を含む): 353366245440

約数和(自身を除く): 196685593960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 647, 1294, 2137, 2588, 2833, 3235, 4274, 5176, 5666, 6470, 8548, 10685, 11332, 12940, 14165, 17096, 21370, 22664, 25880, 28330, 42740, 56660, 85480, 113320, 1382639, 1832951, 2765278, 3665902, 5530556, 6054121, 6913195, 7331804, 9164755, 11061112, 12108242, 13826390, 14663608, 18329510, 24216484, 27652780, 30270605, 36659020, 48432968, 55305560, 60541210, 73318040, 121082420, 242164840, 3917016287, 7834032574, 15668065148, 19585081435, 31336130296, 39170162870, 78340325740, 156680651480]

約数ペア:

[(1, 156680651480), (2, 78340325740), (4, 39170162870), (5, 31336130296), (8, 19585081435), (10, 15668065148), (20, 7834032574), (40, 3917016287), (647, 242164840), (1294, 121082420), (2137, 73318040), (2588, 60541210), (2833, 55305560), (3235, 48432968), (4274, 36659020), (5176, 30270605), (5666, 27652780), (6470, 24216484), (8548, 18329510), (10685, 14663608), (11332, 13826390), (12940, 12108242), (14165, 11061112), (17096, 9164755), (21370, 7331804), (22664, 6913195), (25880, 6054121), (28330, 5530556), (42740, 3665902), (56660, 2765278), (85480, 1832951), (113320, 1382639)]