855254520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{55249}}^1$

素因数の和:55309

約数の個数: 96

約数和(自身を含む): 2844270000

約数和(自身を除く): 1989015480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 43, 45, 60, 72, 86, 90, 120, 129, 172, 180, 215, 258, 344, 360, 387, 430, 516, 645, 774, 860, 1032, 1290, 1548, 1720, 1935, 2580, 3096, 3870, 5160, 7740, 15480, 55249, 110498, 165747, 220996, 276245, 331494, 441992, 497241, 552490, 662988, 828735, 994482, 1104980, 1325976, 1657470, 1988964, 2209960, 2375707, 2486205, 3314940, 3977928, 4751414, 4972410, 6629880, 7127121, 9502828, 9944820, 11878535, 14254242, 19005656, 19889640, 21381363, 23757070, 28508484, 35635605, 42762726, 47514140, 57016968, 71271210, 85525452, 95028280, 106906815, 142542420, 171050904, 213813630, 285084840, 427627260, 855254520]

約数ペア:

[(1, 855254520), (2, 427627260), (3, 285084840), (4, 213813630), (5, 171050904), (6, 142542420), (8, 106906815), (9, 95028280), (10, 85525452), (12, 71271210), (15, 57016968), (18, 47514140), (20, 42762726), (24, 35635605), (30, 28508484), (36, 23757070), (40, 21381363), (43, 19889640), (45, 19005656), (60, 14254242), (72, 11878535), (86, 9944820), (90, 9502828), (120, 7127121), (129, 6629880), (172, 4972410), (180, 4751414), (215, 3977928), (258, 3314940), (344, 2486205), (360, 2375707), (387, 2209960), (430, 1988964), (516, 1657470), (645, 1325976), (774, 1104980), (860, 994482), (1032, 828735), (1290, 662988), (1548, 552490), (1720, 497241), (1935, 441992), (2580, 331494), (3096, 276245), (3870, 220996), (5160, 165747), (7740, 110498), (15480, 55249)]