27481520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{167}}^1$

素因数の和:219

約数の個数: 120

約数和(自身を含む): 74807712

約数和(自身を除く): 47326192

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 121, 136, 167, 170, 176, 187, 220, 242, 272, 334, 340, 374, 440, 484, 605, 668, 680, 748, 835, 880, 935, 968, 1210, 1336, 1360, 1496, 1670, 1837, 1870, 1936, 2057, 2420, 2672, 2839, 2992, 3340, 3674, 3740, 4114, 4840, 5678, 6680, 7348, 7480, 8228, 9185, 9680, 10285, 11356, 13360, 14195, 14696, 14960, 16456, 18370, 20207, 20570, 22712, 28390, 29392, 31229, 32912, 36740, 40414, 41140, 45424, 56780, 62458, 73480, 80828, 82280, 101035, 113560, 124916, 146960, 156145, 161656, 164560, 202070, 227120, 249832, 312290, 323312, 343519, 404140, 499664, 624580, 687038, 808280, 1249160, 1374076, 1616560, 1717595, 2498320, 2748152, 3435190, 5496304, 6870380, 13740760, 27481520]

約数ペア:

[(1, 27481520), (2, 13740760), (4, 6870380), (5, 5496304), (8, 3435190), (10, 2748152), (11, 2498320), (16, 1717595), (17, 1616560), (20, 1374076), (22, 1249160), (34, 808280), (40, 687038), (44, 624580), (55, 499664), (68, 404140), (80, 343519), (85, 323312), (88, 312290), (110, 249832), (121, 227120), (136, 202070), (167, 164560), (170, 161656), (176, 156145), (187, 146960), (220, 124916), (242, 113560), (272, 101035), (334, 82280), (340, 80828), (374, 73480), (440, 62458), (484, 56780), (605, 45424), (668, 41140), (680, 40414), (748, 36740), (835, 32912), (880, 31229), (935, 29392), (968, 28390), (1210, 22712), (1336, 20570), (1360, 20207), (1496, 18370), (1670, 16456), (1837, 14960), (1870, 14696), (1936, 14195), (2057, 13360), (2420, 11356), (2672, 10285), (2839, 9680), (2992, 9185), (3340, 8228), (3674, 7480), (3740, 7348), (4114, 6680), (4840, 5678)]