157079480

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{967}}^1$

素因数の和:1140

約数の個数: 64

約数和(自身を含む): 367994880

約数和(自身を除く): 210915400

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 131, 155, 248, 262, 310, 524, 620, 655, 967, 1048, 1240, 1310, 1934, 2620, 3868, 4061, 4835, 5240, 7736, 8122, 9670, 16244, 19340, 20305, 29977, 32488, 38680, 40610, 59954, 81220, 119908, 126677, 149885, 162440, 239816, 253354, 299770, 506708, 599540, 633385, 1013416, 1199080, 1266770, 2533540, 3926987, 5067080, 7853974, 15707948, 19634935, 31415896, 39269870, 78539740, 157079480]

約数ペア:

[(1, 157079480), (2, 78539740), (4, 39269870), (5, 31415896), (8, 19634935), (10, 15707948), (20, 7853974), (31, 5067080), (40, 3926987), (62, 2533540), (124, 1266770), (131, 1199080), (155, 1013416), (248, 633385), (262, 599540), (310, 506708), (524, 299770), (620, 253354), (655, 239816), (967, 162440), (1048, 149885), (1240, 126677), (1310, 119908), (1934, 81220), (2620, 59954), (3868, 40610), (4061, 38680), (4835, 32488), (5240, 29977), (7736, 20305), (8122, 19340), (9670, 16244)]