138442980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{7717}}^1$

素因数の和:7765

約数の個数: 96

約数和(自身を含む): 435665664

約数和(自身を除く): 297222684

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 23, 26, 30, 39, 46, 52, 60, 65, 69, 78, 92, 115, 130, 138, 156, 195, 230, 260, 276, 299, 345, 390, 460, 598, 690, 780, 897, 1196, 1380, 1495, 1794, 2990, 3588, 4485, 5980, 7717, 8970, 15434, 17940, 23151, 30868, 38585, 46302, 77170, 92604, 100321, 115755, 154340, 177491, 200642, 231510, 300963, 354982, 401284, 463020, 501605, 532473, 601926, 709964, 887455, 1003210, 1064946, 1203852, 1504815, 1774910, 2006420, 2129892, 2307383, 2662365, 3009630, 3549820, 4614766, 5324730, 6019260, 6922149, 9229532, 10649460, 11536915, 13844298, 23073830, 27688596, 34610745, 46147660, 69221490, 138442980]

約数ペア:

[(1, 138442980), (2, 69221490), (3, 46147660), (4, 34610745), (5, 27688596), (6, 23073830), (10, 13844298), (12, 11536915), (13, 10649460), (15, 9229532), (20, 6922149), (23, 6019260), (26, 5324730), (30, 4614766), (39, 3549820), (46, 3009630), (52, 2662365), (60, 2307383), (65, 2129892), (69, 2006420), (78, 1774910), (92, 1504815), (115, 1203852), (130, 1064946), (138, 1003210), (156, 887455), (195, 709964), (230, 601926), (260, 532473), (276, 501605), (299, 463020), (345, 401284), (390, 354982), (460, 300963), (598, 231510), (690, 200642), (780, 177491), (897, 154340), (1196, 115755), (1380, 100321), (1495, 92604), (1794, 77170), (2990, 46302), (3588, 38585), (4485, 30868), (5980, 23151), (7717, 17940), (8970, 15434)]