81070860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{4519}}^1$

素因数の和:4567

約数の個数: 96

約数和(自身を含む): 255144960

約数和(自身を除く): 174074100

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, 4519, 5980, 8970, 9038, 13557, 17940, 18076, 22595, 27114, 45190, 54228, 58747, 67785, 90380, 103937, 117494, 135570, 176241, 207874, 234988, 271140, 293735, 311811, 352482, 415748, 519685, 587470, 623622, 704964, 881205, 1039370, 1174940, 1247244, 1351181, 1559055, 1762410, 2078740, 2702362, 3118110, 3524820, 4053543, 5404724, 6236220, 6755905, 8107086, 13511810, 16214172, 20267715, 27023620, 40535430, 81070860]

約数ペア:

[(1, 81070860), (2, 40535430), (3, 27023620), (4, 20267715), (5, 16214172), (6, 13511810), (10, 8107086), (12, 6755905), (13, 6236220), (15, 5404724), (20, 4053543), (23, 3524820), (26, 3118110), (30, 2702362), (39, 2078740), (46, 1762410), (52, 1559055), (60, 1351181), (65, 1247244), (69, 1174940), (78, 1039370), (92, 881205), (115, 704964), (130, 623622), (138, 587470), (156, 519685), (195, 415748), (230, 352482), (260, 311811), (276, 293735), (299, 271140), (345, 234988), (390, 207874), (460, 176241), (598, 135570), (690, 117494), (780, 103937), (897, 90380), (1196, 67785), (1380, 58747), (1495, 54228), (1794, 45190), (2990, 27114), (3588, 22595), (4485, 18076), (4519, 17940), (5980, 13557), (8970, 9038)]