56815980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3167}}^1$

素因数の和:3215

約数の個数: 96

約数和(自身を含む): 178827264

約数和(自身を除く): 122011284

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, 3167, 3588, 4485, 5980, 6334, 8970, 9501, 12668, 15835, 17940, 19002, 31670, 38004, 41171, 47505, 63340, 72841, 82342, 95010, 123513, 145682, 164684, 190020, 205855, 218523, 247026, 291364, 364205, 411710, 437046, 494052, 617565, 728410, 823420, 874092, 946933, 1092615, 1235130, 1456820, 1893866, 2185230, 2470260, 2840799, 3787732, 4370460, 4734665, 5681598, 9469330, 11363196, 14203995, 18938660, 28407990, 56815980]

約数ペア:

[(1, 56815980), (2, 28407990), (3, 18938660), (4, 14203995), (5, 11363196), (6, 9469330), (10, 5681598), (12, 4734665), (13, 4370460), (15, 3787732), (20, 2840799), (23, 2470260), (26, 2185230), (30, 1893866), (39, 1456820), (46, 1235130), (52, 1092615), (60, 946933), (65, 874092), (69, 823420), (78, 728410), (92, 617565), (115, 494052), (130, 437046), (138, 411710), (156, 364205), (195, 291364), (230, 247026), (260, 218523), (276, 205855), (299, 190020), (345, 164684), (390, 145682), (460, 123513), (598, 95010), (690, 82342), (780, 72841), (897, 63340), (1196, 47505), (1380, 41171), (1495, 38004), (1794, 31670), (2990, 19002), (3167, 17940), (3588, 15835), (4485, 12668), (5980, 9501), (6334, 8970)]