81829170

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{13177}}^1$

素因数の和:13216

約数の個数: 64

約数和(自身を含む): 227715840

約数和(自身を除く): 145886670

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 27, 30, 45, 46, 54, 69, 90, 115, 135, 138, 207, 230, 270, 345, 414, 621, 690, 1035, 1242, 2070, 3105, 6210, 13177, 26354, 39531, 65885, 79062, 118593, 131770, 197655, 237186, 303071, 355779, 395310, 592965, 606142, 711558, 909213, 1185930, 1515355, 1778895, 1818426, 2727639, 3030710, 3557790, 4546065, 5455278, 8182917, 9092130, 13638195, 16365834, 27276390, 40914585, 81829170]

約数ペア:

[(1, 81829170), (2, 40914585), (3, 27276390), (5, 16365834), (6, 13638195), (9, 9092130), (10, 8182917), (15, 5455278), (18, 4546065), (23, 3557790), (27, 3030710), (30, 2727639), (45, 1818426), (46, 1778895), (54, 1515355), (69, 1185930), (90, 909213), (115, 711558), (135, 606142), (138, 592965), (207, 395310), (230, 355779), (270, 303071), (345, 237186), (414, 197655), (621, 131770), (690, 118593), (1035, 79062), (1242, 65885), (2070, 39531), (3105, 26354), (6210, 13177)]