78243660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{919}}^1$

素因数の和:988

約数の個数: 144

約数和(自身を含む): 265224960

約数和(自身を除く): 186981300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 43, 44, 45, 55, 60, 66, 86, 90, 99, 110, 129, 132, 165, 172, 180, 198, 215, 220, 258, 330, 387, 396, 430, 473, 495, 516, 645, 660, 774, 860, 919, 946, 990, 1290, 1419, 1548, 1838, 1892, 1935, 1980, 2365, 2580, 2757, 2838, 3676, 3870, 4257, 4595, 4730, 5514, 5676, 7095, 7740, 8271, 8514, 9190, 9460, 10109, 11028, 13785, 14190, 16542, 17028, 18380, 20218, 21285, 27570, 28380, 30327, 33084, 39517, 40436, 41355, 42570, 50545, 55140, 60654, 79034, 82710, 85140, 90981, 101090, 118551, 121308, 151635, 158068, 165420, 181962, 197585, 202180, 237102, 303270, 355653, 363924, 395170, 434687, 454905, 474204, 592755, 606540, 711306, 790340, 869374, 909810, 1185510, 1304061, 1422612, 1738748, 1778265, 1819620, 2173435, 2371020, 2608122, 3556530, 3912183, 4346870, 5216244, 6520305, 7113060, 7824366, 8693740, 13040610, 15648732, 19560915, 26081220, 39121830, 78243660]

約数ペア:

[(1, 78243660), (2, 39121830), (3, 26081220), (4, 19560915), (5, 15648732), (6, 13040610), (9, 8693740), (10, 7824366), (11, 7113060), (12, 6520305), (15, 5216244), (18, 4346870), (20, 3912183), (22, 3556530), (30, 2608122), (33, 2371020), (36, 2173435), (43, 1819620), (44, 1778265), (45, 1738748), (55, 1422612), (60, 1304061), (66, 1185510), (86, 909810), (90, 869374), (99, 790340), (110, 711306), (129, 606540), (132, 592755), (165, 474204), (172, 454905), (180, 434687), (198, 395170), (215, 363924), (220, 355653), (258, 303270), (330, 237102), (387, 202180), (396, 197585), (430, 181962), (473, 165420), (495, 158068), (516, 151635), (645, 121308), (660, 118551), (774, 101090), (860, 90981), (919, 85140), (946, 82710), (990, 79034), (1290, 60654), (1419, 55140), (1548, 50545), (1838, 42570), (1892, 41355), (1935, 40436), (1980, 39517), (2365, 33084), (2580, 30327), (2757, 28380), (2838, 27570), (3676, 21285), (3870, 20218), (4257, 18380), (4595, 17028), (4730, 16542), (5514, 14190), (5676, 13785), (7095, 11028), (7740, 10109), (8271, 9460), (8514, 9190)]