256588260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{151}}^1\times {\mathrm{223}}^1$

素因数の和:513

約数の個数: 96

約数和(自身を含む): 732168192

約数和(自身を除く): 475579932

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 127, 151, 223, 254, 302, 381, 446, 453, 508, 604, 635, 669, 755, 762, 892, 906, 1115, 1270, 1338, 1510, 1524, 1812, 1905, 2230, 2265, 2540, 2676, 3020, 3345, 3810, 4460, 4530, 6690, 7620, 9060, 13380, 19177, 28321, 33673, 38354, 56642, 57531, 67346, 76708, 84963, 95885, 101019, 113284, 115062, 134692, 141605, 168365, 169926, 191770, 202038, 230124, 283210, 287655, 336730, 339852, 383540, 404076, 424815, 505095, 566420, 575310, 673460, 849630, 1010190, 1150620, 1699260, 2020380, 4276471, 8552942, 12829413, 17105884, 21382355, 25658826, 42764710, 51317652, 64147065, 85529420, 128294130, 256588260]

約数ペア:

[(1, 256588260), (2, 128294130), (3, 85529420), (4, 64147065), (5, 51317652), (6, 42764710), (10, 25658826), (12, 21382355), (15, 17105884), (20, 12829413), (30, 8552942), (60, 4276471), (127, 2020380), (151, 1699260), (223, 1150620), (254, 1010190), (302, 849630), (381, 673460), (446, 575310), (453, 566420), (508, 505095), (604, 424815), (635, 404076), (669, 383540), (755, 339852), (762, 336730), (892, 287655), (906, 283210), (1115, 230124), (1270, 202038), (1338, 191770), (1510, 169926), (1524, 168365), (1812, 141605), (1905, 134692), (2230, 115062), (2265, 113284), (2540, 101019), (2676, 95885), (3020, 84963), (3345, 76708), (3810, 67346), (4460, 57531), (4530, 56642), (6690, 38354), (7620, 33673), (9060, 28321), (13380, 19177)]