205706280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{4547}}^1$

素因数の和:4603

約数の個数: 128

約数和(自身を含む): 687657600

約数和(自身を除く): 481951320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 29, 30, 39, 40, 52, 58, 60, 65, 78, 87, 104, 116, 120, 130, 145, 156, 174, 195, 232, 260, 290, 312, 348, 377, 390, 435, 520, 580, 696, 754, 780, 870, 1131, 1160, 1508, 1560, 1740, 1885, 2262, 3016, 3480, 3770, 4524, 4547, 5655, 7540, 9048, 9094, 11310, 13641, 15080, 18188, 22620, 22735, 27282, 36376, 45240, 45470, 54564, 59111, 68205, 90940, 109128, 118222, 131863, 136410, 177333, 181880, 236444, 263726, 272820, 295555, 354666, 395589, 472888, 527452, 545640, 591110, 659315, 709332, 791178, 886665, 1054904, 1182220, 1318630, 1418664, 1582356, 1714219, 1773330, 1977945, 2364440, 2637260, 3164712, 3428438, 3546660, 3955890, 5142657, 5274520, 6856876, 7093320, 7911780, 8571095, 10285314, 13713752, 15823560, 17142190, 20570628, 25713285, 34284380, 41141256, 51426570, 68568760, 102853140, 205706280]

約数ペア:

[(1, 205706280), (2, 102853140), (3, 68568760), (4, 51426570), (5, 41141256), (6, 34284380), (8, 25713285), (10, 20570628), (12, 17142190), (13, 15823560), (15, 13713752), (20, 10285314), (24, 8571095), (26, 7911780), (29, 7093320), (30, 6856876), (39, 5274520), (40, 5142657), (52, 3955890), (58, 3546660), (60, 3428438), (65, 3164712), (78, 2637260), (87, 2364440), (104, 1977945), (116, 1773330), (120, 1714219), (130, 1582356), (145, 1418664), (156, 1318630), (174, 1182220), (195, 1054904), (232, 886665), (260, 791178), (290, 709332), (312, 659315), (348, 591110), (377, 545640), (390, 527452), (435, 472888), (520, 395589), (580, 354666), (696, 295555), (754, 272820), (780, 263726), (870, 236444), (1131, 181880), (1160, 177333), (1508, 136410), (1560, 131863), (1740, 118222), (1885, 109128), (2262, 90940), (3016, 68205), (3480, 59111), (3770, 54564), (4524, 45470), (4547, 45240), (5655, 36376), (7540, 27282), (9048, 22735), (9094, 22620), (11310, 18188), (13641, 15080)]