64997280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{45137}}^1$

素因数の和:45158

約数の個数: 72

約数和(自身を含む): 221808132

約数和(自身を除く): 156810852

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 45137, 90274, 135411, 180548, 225685, 270822, 361096, 406233, 451370, 541644, 677055, 722192, 812466, 902740, 1083288, 1354110, 1444384, 1624932, 1805480, 2031165, 2166576, 2708220, 3249864, 3610960, 4062330, 4333152, 5416440, 6499728, 7221920, 8124660, 10832880, 12999456, 16249320, 21665760, 32498640, 64997280]

約数ペア:

[(1, 64997280), (2, 32498640), (3, 21665760), (4, 16249320), (5, 12999456), (6, 10832880), (8, 8124660), (9, 7221920), (10, 6499728), (12, 5416440), (15, 4333152), (16, 4062330), (18, 3610960), (20, 3249864), (24, 2708220), (30, 2166576), (32, 2031165), (36, 1805480), (40, 1624932), (45, 1444384), (48, 1354110), (60, 1083288), (72, 902740), (80, 812466), (90, 722192), (96, 677055), (120, 541644), (144, 451370), (160, 406233), (180, 361096), (240, 270822), (288, 225685), (360, 180548), (480, 135411), (720, 90274), (1440, 45137)]