764355560

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{2459}}^1$

素因数の和:2898

約数の個数: 64

約数和(自身を含む): 1815480000

約数和(自身を除く): 1051124440

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 409, 760, 818, 1636, 2045, 2459, 3272, 4090, 4918, 7771, 8180, 9836, 12295, 15542, 16360, 19672, 24590, 31084, 38855, 46721, 49180, 62168, 77710, 93442, 98360, 155420, 186884, 233605, 310840, 373768, 467210, 934420, 1005731, 1868840, 2011462, 4022924, 5028655, 8045848, 10057310, 19108889, 20114620, 38217778, 40229240, 76435556, 95544445, 152871112, 191088890, 382177780, 764355560]

約数ペア:

[(1, 764355560), (2, 382177780), (4, 191088890), (5, 152871112), (8, 95544445), (10, 76435556), (19, 40229240), (20, 38217778), (38, 20114620), (40, 19108889), (76, 10057310), (95, 8045848), (152, 5028655), (190, 4022924), (380, 2011462), (409, 1868840), (760, 1005731), (818, 934420), (1636, 467210), (2045, 373768), (2459, 310840), (3272, 233605), (4090, 186884), (4918, 155420), (7771, 98360), (8180, 93442), (9836, 77710), (12295, 62168), (15542, 49180), (16360, 46721), (19672, 38855), (24590, 31084)]