287927952

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{2939}}^1$

素因数の和:3120

約数の個数: 80

約数和(自身を含む): 806406720

約数和(自身を除く): 518478768

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 157, 208, 312, 314, 471, 624, 628, 942, 1256, 1884, 2041, 2512, 2939, 3768, 4082, 5878, 6123, 7536, 8164, 8817, 11756, 12246, 16328, 17634, 23512, 24492, 32656, 35268, 38207, 47024, 48984, 70536, 76414, 97968, 114621, 141072, 152828, 229242, 305656, 458484, 461423, 611312, 916968, 922846, 1384269, 1833936, 1845692, 2768538, 3691384, 5537076, 5998499, 7382768, 11074152, 11996998, 17995497, 22148304, 23993996, 35990994, 47987992, 71981988, 95975984, 143963976, 287927952]

約数ペア:

[(1, 287927952), (2, 143963976), (3, 95975984), (4, 71981988), (6, 47987992), (8, 35990994), (12, 23993996), (13, 22148304), (16, 17995497), (24, 11996998), (26, 11074152), (39, 7382768), (48, 5998499), (52, 5537076), (78, 3691384), (104, 2768538), (156, 1845692), (157, 1833936), (208, 1384269), (312, 922846), (314, 916968), (471, 611312), (624, 461423), (628, 458484), (942, 305656), (1256, 229242), (1884, 152828), (2041, 141072), (2512, 114621), (2939, 97968), (3768, 76414), (4082, 70536), (5878, 48984), (6123, 47024), (7536, 38207), (8164, 35268), (8817, 32656), (11756, 24492), (12246, 23512), (16328, 17634)]