139540960

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{919}}^1$

素因数の和:1020

約数の個数: 96

約数和(自身を含む): 360279360

約数和(自身を除く): 220738400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 73, 80, 104, 130, 146, 160, 208, 260, 292, 365, 416, 520, 584, 730, 919, 949, 1040, 1168, 1460, 1838, 1898, 2080, 2336, 2920, 3676, 3796, 4595, 4745, 5840, 7352, 7592, 9190, 9490, 11680, 11947, 14704, 15184, 18380, 18980, 23894, 29408, 30368, 36760, 37960, 47788, 59735, 67087, 73520, 75920, 95576, 119470, 134174, 147040, 151840, 191152, 238940, 268348, 335435, 382304, 477880, 536696, 670870, 872131, 955760, 1073392, 1341740, 1744262, 1911520, 2146784, 2683480, 3488524, 4360655, 5366960, 6977048, 8721310, 10733920, 13954096, 17442620, 27908192, 34885240, 69770480, 139540960]

約数ペア:

[(1, 139540960), (2, 69770480), (4, 34885240), (5, 27908192), (8, 17442620), (10, 13954096), (13, 10733920), (16, 8721310), (20, 6977048), (26, 5366960), (32, 4360655), (40, 3488524), (52, 2683480), (65, 2146784), (73, 1911520), (80, 1744262), (104, 1341740), (130, 1073392), (146, 955760), (160, 872131), (208, 670870), (260, 536696), (292, 477880), (365, 382304), (416, 335435), (520, 268348), (584, 238940), (730, 191152), (919, 151840), (949, 147040), (1040, 134174), (1168, 119470), (1460, 95576), (1838, 75920), (1898, 73520), (2080, 67087), (2336, 59735), (2920, 47788), (3676, 37960), (3796, 36760), (4595, 30368), (4745, 29408), (5840, 23894), (7352, 18980), (7592, 18380), (9190, 15184), (9490, 14704), (11680, 11947)]