721563776

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{1487}}^1$

素因数の和:1741

約数の個数: 64

約数和(自身を含む): 1529902080

約数和(自身を除く): 808338304

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 223, 272, 446, 544, 892, 1088, 1487, 1784, 2176, 2974, 3568, 3791, 5948, 7136, 7582, 11896, 14272, 15164, 23792, 25279, 28544, 30328, 47584, 50558, 60656, 95168, 101116, 121312, 190336, 202232, 242624, 331601, 404464, 485248, 663202, 808928, 1326404, 1617856, 2652808, 3235712, 5305616, 5637217, 10611232, 11274434, 21222464, 22548868, 42444928, 45097736, 90195472, 180390944, 360781888, 721563776]

約数ペア:

[(1, 721563776), (2, 360781888), (4, 180390944), (8, 90195472), (16, 45097736), (17, 42444928), (32, 22548868), (34, 21222464), (64, 11274434), (68, 10611232), (128, 5637217), (136, 5305616), (223, 3235712), (272, 2652808), (446, 1617856), (544, 1326404), (892, 808928), (1088, 663202), (1487, 485248), (1784, 404464), (2176, 331601), (2974, 242624), (3568, 202232), (3791, 190336), (5948, 121312), (7136, 101116), (7582, 95168), (11896, 60656), (14272, 50558), (15164, 47584), (23792, 30328), (25279, 28544)]