68900520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1523}}^1$

素因数の和:1579

約数の個数: 128

約数和(自身を含む): 230428800

約数和(自身を除く): 161528280

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, 1523, 1560, 1740, 1885, 2262, 3016, 3046, 3480, 3770, 4524, 4569, 5655, 6092, 7540, 7615, 9048, 9138, 11310, 12184, 15080, 15230, 18276, 19799, 22620, 22845, 30460, 36552, 39598, 44167, 45240, 45690, 59397, 60920, 79196, 88334, 91380, 98995, 118794, 132501, 158392, 176668, 182760, 197990, 220835, 237588, 265002, 296985, 353336, 395980, 441670, 475176, 530004, 574171, 593970, 662505, 791960, 883340, 1060008, 1148342, 1187940, 1325010, 1722513, 1766680, 2296684, 2375880, 2650020, 2870855, 3445026, 4593368, 5300040, 5741710, 6890052, 8612565, 11483420, 13780104, 17225130, 22966840, 34450260, 68900520]

約数ペア:

[(1, 68900520), (2, 34450260), (3, 22966840), (4, 17225130), (5, 13780104), (6, 11483420), (8, 8612565), (10, 6890052), (12, 5741710), (13, 5300040), (15, 4593368), (20, 3445026), (24, 2870855), (26, 2650020), (29, 2375880), (30, 2296684), (39, 1766680), (40, 1722513), (52, 1325010), (58, 1187940), (60, 1148342), (65, 1060008), (78, 883340), (87, 791960), (104, 662505), (116, 593970), (120, 574171), (130, 530004), (145, 475176), (156, 441670), (174, 395980), (195, 353336), (232, 296985), (260, 265002), (290, 237588), (312, 220835), (348, 197990), (377, 182760), (390, 176668), (435, 158392), (520, 132501), (580, 118794), (696, 98995), (754, 91380), (780, 88334), (870, 79196), (1131, 60920), (1160, 59397), (1508, 45690), (1523, 45240), (1560, 44167), (1740, 39598), (1885, 36552), (2262, 30460), (3016, 22845), (3046, 22620), (3480, 19799), (3770, 18276), (4524, 15230), (4569, 15080), (5655, 12184), (6092, 11310), (7540, 9138), (7615, 9048)]