678932520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{701}}^1\times {\mathrm{1153}}^1$

素因数の和:1875

約数の個数: 128

約数和(自身を含む): 2333111040

約数和(自身を除く): 1654178520

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, 701, 840, 1153, 1402, 2103, 2306, 2804, 3459, 3505, 4206, 4612, 4907, 5608, 5765, 6918, 7010, 8071, 8412, 9224, 9814, 10515, 11530, 13836, 14020, 14721, 16142, 16824, 17295, 19628, 21030, 23060, 24213, 24535, 27672, 28040, 29442, 32284, 34590, 39256, 40355, 42060, 46120, 48426, 49070, 58884, 64568, 69180, 73605, 80710, 84120, 96852, 98140, 117768, 121065, 138360, 147210, 161420, 193704, 196280, 242130, 294420, 322840, 484260, 588840, 808253, 968520, 1616506, 2424759, 3233012, 4041265, 4849518, 5657771, 6466024, 8082530, 9699036, 11315542, 12123795, 16165060, 16973313, 19398072, 22631084, 24247590, 28288855, 32330120, 33946626, 45262168, 48495180, 56577710, 67893252, 84866565, 96990360, 113155420, 135786504, 169733130, 226310840, 339466260, 678932520]

約数ペア:

[(1, 678932520), (2, 339466260), (3, 226310840), (4, 169733130), (5, 135786504), (6, 113155420), (7, 96990360), (8, 84866565), (10, 67893252), (12, 56577710), (14, 48495180), (15, 45262168), (20, 33946626), (21, 32330120), (24, 28288855), (28, 24247590), (30, 22631084), (35, 19398072), (40, 16973313), (42, 16165060), (56, 12123795), (60, 11315542), (70, 9699036), (84, 8082530), (105, 6466024), (120, 5657771), (140, 4849518), (168, 4041265), (210, 3233012), (280, 2424759), (420, 1616506), (701, 968520), (840, 808253), (1153, 588840), (1402, 484260), (2103, 322840), (2306, 294420), (2804, 242130), (3459, 196280), (3505, 193704), (4206, 161420), (4612, 147210), (4907, 138360), (5608, 121065), (5765, 117768), (6918, 98140), (7010, 96852), (8071, 84120), (8412, 80710), (9224, 73605), (9814, 69180), (10515, 64568), (11530, 58884), (13836, 49070), (14020, 48426), (14721, 46120), (16142, 42060), (16824, 40355), (17295, 39256), (19628, 34590), (21030, 32284), (23060, 29442), (24213, 28040), (24535, 27672)]