77026760

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2357}}^1$

素因数の和:2430

約数の個数: 64

約数和(自身を含む): 186753600

約数和(自身を除く): 109726840

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 43, 76, 86, 95, 152, 172, 190, 215, 344, 380, 430, 760, 817, 860, 1634, 1720, 2357, 3268, 4085, 4714, 6536, 8170, 9428, 11785, 16340, 18856, 23570, 32680, 44783, 47140, 89566, 94280, 101351, 179132, 202702, 223915, 358264, 405404, 447830, 506755, 810808, 895660, 1013510, 1791320, 1925669, 2027020, 3851338, 4054040, 7702676, 9628345, 15405352, 19256690, 38513380, 77026760]

約数ペア:

[(1, 77026760), (2, 38513380), (4, 19256690), (5, 15405352), (8, 9628345), (10, 7702676), (19, 4054040), (20, 3851338), (38, 2027020), (40, 1925669), (43, 1791320), (76, 1013510), (86, 895660), (95, 810808), (152, 506755), (172, 447830), (190, 405404), (215, 358264), (344, 223915), (380, 202702), (430, 179132), (760, 101351), (817, 94280), (860, 89566), (1634, 47140), (1720, 44783), (2357, 32680), (3268, 23570), (4085, 18856), (4714, 16340), (6536, 11785), (8170, 9428)]