243230520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{6779}}^1$

素因数の和:6829

約数の個数: 128

約数和(自身を含む): 820108800

約数和(自身を除く): 576878280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 23, 24, 26, 30, 39, 40, 46, 52, 60, 65, 69, 78, 92, 104, 115, 120, 130, 138, 156, 184, 195, 230, 260, 276, 299, 312, 345, 390, 460, 520, 552, 598, 690, 780, 897, 920, 1196, 1380, 1495, 1560, 1794, 2392, 2760, 2990, 3588, 4485, 5980, 6779, 7176, 8970, 11960, 13558, 17940, 20337, 27116, 33895, 35880, 40674, 54232, 67790, 81348, 88127, 101685, 135580, 155917, 162696, 176254, 203370, 264381, 271160, 311834, 352508, 406740, 440635, 467751, 528762, 623668, 705016, 779585, 813480, 881270, 935502, 1057524, 1247336, 1321905, 1559170, 1762540, 1871004, 2026921, 2115048, 2338755, 2643810, 3118340, 3525080, 3742008, 4053842, 4677510, 5287620, 6080763, 6236680, 8107684, 9355020, 10134605, 10575240, 12161526, 16215368, 18710040, 20269210, 24323052, 30403815, 40538420, 48646104, 60807630, 81076840, 121615260, 243230520]

約数ペア:

[(1, 243230520), (2, 121615260), (3, 81076840), (4, 60807630), (5, 48646104), (6, 40538420), (8, 30403815), (10, 24323052), (12, 20269210), (13, 18710040), (15, 16215368), (20, 12161526), (23, 10575240), (24, 10134605), (26, 9355020), (30, 8107684), (39, 6236680), (40, 6080763), (46, 5287620), (52, 4677510), (60, 4053842), (65, 3742008), (69, 3525080), (78, 3118340), (92, 2643810), (104, 2338755), (115, 2115048), (120, 2026921), (130, 1871004), (138, 1762540), (156, 1559170), (184, 1321905), (195, 1247336), (230, 1057524), (260, 935502), (276, 881270), (299, 813480), (312, 779585), (345, 705016), (390, 623668), (460, 528762), (520, 467751), (552, 440635), (598, 406740), (690, 352508), (780, 311834), (897, 271160), (920, 264381), (1196, 203370), (1380, 176254), (1495, 162696), (1560, 155917), (1794, 135580), (2392, 101685), (2760, 88127), (2990, 81348), (3588, 67790), (4485, 54232), (5980, 40674), (6779, 35880), (7176, 33895), (8970, 27116), (11960, 20337), (13558, 17940)]