8104757640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{2447}}^1\times {\mathrm{3943}}^1$

素因数の和:6411

約数の個数: 128

約数和(自身を含む): 27806146560

約数和(自身を除く): 19701388920

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, 840, 2447, 3943, 4894, 7341, 7886, 9788, 11829, 12235, 14682, 15772, 17129, 19576, 19715, 23658, 24470, 27601, 29364, 31544, 34258, 36705, 39430, 47316, 48940, 51387, 55202, 58728, 59145, 68516, 73410, 78860, 82803, 85645, 94632, 97880, 102774, 110404, 118290, 137032, 138005, 146820, 157720, 165606, 171290, 205548, 220808, 236580, 256935, 276010, 293640, 331212, 342580, 411096, 414015, 473160, 513870, 552020, 662424, 685160, 828030, 1027740, 1104040, 1656060, 2055480, 3312120, 9648521, 19297042, 28945563, 38594084, 48242605, 57891126, 67539647, 77188168, 96485210, 115782252, 135079294, 144727815, 192970420, 202618941, 231564504, 270158588, 289455630, 337698235, 385940840, 405237882, 540317176, 578911260, 675396470, 810475764, 1013094705, 1157822520, 1350792940, 1620951528, 2026189410, 2701585880, 4052378820, 8104757640]

約数ペア:

[(1, 8104757640), (2, 4052378820), (3, 2701585880), (4, 2026189410), (5, 1620951528), (6, 1350792940), (7, 1157822520), (8, 1013094705), (10, 810475764), (12, 675396470), (14, 578911260), (15, 540317176), (20, 405237882), (21, 385940840), (24, 337698235), (28, 289455630), (30, 270158588), (35, 231564504), (40, 202618941), (42, 192970420), (56, 144727815), (60, 135079294), (70, 115782252), (84, 96485210), (105, 77188168), (120, 67539647), (140, 57891126), (168, 48242605), (210, 38594084), (280, 28945563), (420, 19297042), (840, 9648521), (2447, 3312120), (3943, 2055480), (4894, 1656060), (7341, 1104040), (7886, 1027740), (9788, 828030), (11829, 685160), (12235, 662424), (14682, 552020), (15772, 513870), (17129, 473160), (19576, 414015), (19715, 411096), (23658, 342580), (24470, 331212), (27601, 293640), (29364, 276010), (31544, 256935), (34258, 236580), (36705, 220808), (39430, 205548), (47316, 171290), (48940, 165606), (51387, 157720), (55202, 146820), (58728, 138005), (59145, 137032), (68516, 118290), (73410, 110404), (78860, 102774), (82803, 97880), (85645, 94632)]