227519240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{2221}}^1$

素因数の和:2442

約数の個数: 64

約数和(自身を含む): 554344560

約数和(自身を除く): 326825320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 197, 260, 394, 520, 788, 985, 1576, 1970, 2221, 2561, 3940, 4442, 5122, 7880, 8884, 10244, 11105, 12805, 17768, 20488, 22210, 25610, 28873, 44420, 51220, 57746, 88840, 102440, 115492, 144365, 230984, 288730, 437537, 577460, 875074, 1154920, 1750148, 2187685, 3500296, 4375370, 5687981, 8750740, 11375962, 17501480, 22751924, 28439905, 45503848, 56879810, 113759620, 227519240]

約数ペア:

[(1, 227519240), (2, 113759620), (4, 56879810), (5, 45503848), (8, 28439905), (10, 22751924), (13, 17501480), (20, 11375962), (26, 8750740), (40, 5687981), (52, 4375370), (65, 3500296), (104, 2187685), (130, 1750148), (197, 1154920), (260, 875074), (394, 577460), (520, 437537), (788, 288730), (985, 230984), (1576, 144365), (1970, 115492), (2221, 102440), (2561, 88840), (3940, 57746), (4442, 51220), (5122, 44420), (7880, 28873), (8884, 25610), (10244, 22210), (11105, 20488), (12805, 17768)]