156615560

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{2113}}^1$

素因数の和:2250

約数の個数: 64

約数和(自身を含む): 376714800

約数和(自身を除く): 220099240

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 109, 136, 170, 218, 340, 436, 545, 680, 872, 1090, 1853, 2113, 2180, 3706, 4226, 4360, 7412, 8452, 9265, 10565, 14824, 16904, 18530, 21130, 35921, 37060, 42260, 71842, 74120, 84520, 143684, 179605, 230317, 287368, 359210, 460634, 718420, 921268, 1151585, 1436840, 1842536, 2303170, 3915389, 4606340, 7830778, 9212680, 15661556, 19576945, 31323112, 39153890, 78307780, 156615560]

約数ペア:

[(1, 156615560), (2, 78307780), (4, 39153890), (5, 31323112), (8, 19576945), (10, 15661556), (17, 9212680), (20, 7830778), (34, 4606340), (40, 3915389), (68, 2303170), (85, 1842536), (109, 1436840), (136, 1151585), (170, 921268), (218, 718420), (340, 460634), (436, 359210), (545, 287368), (680, 230317), (872, 179605), (1090, 143684), (1853, 84520), (2113, 74120), (2180, 71842), (3706, 42260), (4226, 37060), (4360, 35921), (7412, 21130), (8452, 18530), (9265, 16904), (10565, 14824)]