15521090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{179}}^1$

素因数の和:251

約数の個数: 64

約数和(自身を含む): 32659200

約数和(自身を除く): 17138110

約数列:

[1, 2, 5, 10, 13, 23, 26, 29, 46, 58, 65, 115, 130, 145, 179, 230, 290, 299, 358, 377, 598, 667, 754, 895, 1334, 1495, 1790, 1885, 2327, 2990, 3335, 3770, 4117, 4654, 5191, 6670, 8234, 8671, 10382, 11635, 17342, 20585, 23270, 25955, 41170, 43355, 51910, 53521, 67483, 86710, 107042, 119393, 134966, 238786, 267605, 337415, 535210, 596965, 674830, 1193930, 1552109, 3104218, 7760545, 15521090]

約数ペア:

[(1, 15521090), (2, 7760545), (5, 3104218), (10, 1552109), (13, 1193930), (23, 674830), (26, 596965), (29, 535210), (46, 337415), (58, 267605), (65, 238786), (115, 134966), (130, 119393), (145, 107042), (179, 86710), (230, 67483), (290, 53521), (299, 51910), (358, 43355), (377, 41170), (598, 25955), (667, 23270), (754, 20585), (895, 17342), (1334, 11635), (1495, 10382), (1790, 8671), (1885, 8234), (2327, 6670), (2990, 5191), (3335, 4654), (3770, 4117)]