259886760

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{457}}^1\times {\mathrm{677}}^1$

素因数の和:1155

約数の個数: 128

約数和(自身を含む): 894309120

約数和(自身を除く): 634422360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 457, 677, 840, 914, 1354, 1371, 1828, 2031, 2285, 2708, 2742, 3199, 3385, 3656, 4062, 4570, 4739, 5416, 5484, 6398, 6770, 6855, 8124, 9140, 9478, 9597, 10155, 10968, 12796, 13540, 13710, 14217, 15995, 16248, 18280, 18956, 19194, 20310, 23695, 25592, 27080, 27420, 28434, 31990, 37912, 38388, 40620, 47390, 47985, 54840, 56868, 63980, 71085, 76776, 81240, 94780, 95970, 113736, 127960, 142170, 189560, 191940, 284340, 309389, 383880, 568680, 618778, 928167, 1237556, 1546945, 1856334, 2165723, 2475112, 3093890, 3712668, 4331446, 4640835, 6187780, 6497169, 7425336, 8662892, 9281670, 10828615, 12375560, 12994338, 17325784, 18563340, 21657230, 25988676, 32485845, 37126680, 43314460, 51977352, 64971690, 86628920, 129943380, 259886760]

約数ペア:

[(1, 259886760), (2, 129943380), (3, 86628920), (4, 64971690), (5, 51977352), (6, 43314460), (7, 37126680), (8, 32485845), (10, 25988676), (12, 21657230), (14, 18563340), (15, 17325784), (20, 12994338), (21, 12375560), (24, 10828615), (28, 9281670), (30, 8662892), (35, 7425336), (40, 6497169), (42, 6187780), (56, 4640835), (60, 4331446), (70, 3712668), (84, 3093890), (105, 2475112), (120, 2165723), (140, 1856334), (168, 1546945), (210, 1237556), (280, 928167), (420, 618778), (457, 568680), (677, 383880), (840, 309389), (914, 284340), (1354, 191940), (1371, 189560), (1828, 142170), (2031, 127960), (2285, 113736), (2708, 95970), (2742, 94780), (3199, 81240), (3385, 76776), (3656, 71085), (4062, 63980), (4570, 56868), (4739, 54840), (5416, 47985), (5484, 47390), (6398, 40620), (6770, 38388), (6855, 37912), (8124, 31990), (9140, 28434), (9478, 27420), (9597, 27080), (10155, 25592), (10968, 23695), (12796, 20310), (13540, 19194), (13710, 18956), (14217, 18280), (15995, 16248)]