1815148920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1163557}}^1$

素因数の和:1163584

約数の個数: 64

約数和(自身を含む): 5864332320

約数和(自身を除く): 4049183400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 1163557, 2327114, 3490671, 4654228, 5817785, 6981342, 9308456, 11635570, 13962684, 15126241, 17453355, 23271140, 27925368, 30252482, 34906710, 45378723, 46542280, 60504964, 69813420, 75631205, 90757446, 121009928, 139626840, 151262410, 181514892, 226893615, 302524820, 363029784, 453787230, 605049640, 907574460, 1815148920]

約数ペア:

[(1, 1815148920), (2, 907574460), (3, 605049640), (4, 453787230), (5, 363029784), (6, 302524820), (8, 226893615), (10, 181514892), (12, 151262410), (13, 139626840), (15, 121009928), (20, 90757446), (24, 75631205), (26, 69813420), (30, 60504964), (39, 46542280), (40, 45378723), (52, 34906710), (60, 30252482), (65, 27925368), (78, 23271140), (104, 17453355), (120, 15126241), (130, 13962684), (156, 11635570), (195, 9308456), (260, 6981342), (312, 5817785), (390, 4654228), (520, 3490671), (780, 2327114), (1560, 1163557)]