1264447264

素因数分解:

$2^5\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{4759}}^1$

素因数の和:4830

約数の個数: 72

約数和(自身を含む): 2742102720

約数和(自身を除く): 1477655456

約数列:

[1, 2, 4, 8, 16, 19, 23, 32, 38, 46, 76, 92, 152, 184, 304, 361, 368, 437, 608, 722, 736, 874, 1444, 1748, 2888, 3496, 4759, 5776, 6992, 8303, 9518, 11552, 13984, 16606, 19036, 33212, 38072, 66424, 76144, 90421, 109457, 132848, 152288, 180842, 218914, 265696, 361684, 437828, 723368, 875656, 1446736, 1717999, 1751312, 2079683, 2893472, 3435998, 3502624, 4159366, 6871996, 8318732, 13743992, 16637464, 27487984, 33274928, 39513977, 54975968, 66549856, 79027954, 158055908, 316111816, 632223632, 1264447264]

約数ペア:

[(1, 1264447264), (2, 632223632), (4, 316111816), (8, 158055908), (16, 79027954), (19, 66549856), (23, 54975968), (32, 39513977), (38, 33274928), (46, 27487984), (76, 16637464), (92, 13743992), (152, 8318732), (184, 6871996), (304, 4159366), (361, 3502624), (368, 3435998), (437, 2893472), (608, 2079683), (722, 1751312), (736, 1717999), (874, 1446736), (1444, 875656), (1748, 723368), (2888, 437828), (3496, 361684), (4759, 265696), (5776, 218914), (6992, 180842), (8303, 152288), (9518, 132848), (11552, 109457), (13984, 90421), (16606, 76144), (19036, 66424), (33212, 38072)]