155598660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{123491}}^1$

素因数の和:123513

約数の個数: 72

約数和(自身を含む): 539413056

約数和(自身を除く): 383814396

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 123491, 246982, 370473, 493964, 617455, 740946, 864437, 1111419, 1234910, 1481892, 1728874, 1852365, 2222838, 2469820, 2593311, 3457748, 3704730, 4322185, 4445676, 5186622, 5557095, 7409460, 7779933, 8644370, 10373244, 11114190, 12966555, 15559866, 17288740, 22228380, 25933110, 31119732, 38899665, 51866220, 77799330, 155598660]

約数ペア:

[(1, 155598660), (2, 77799330), (3, 51866220), (4, 38899665), (5, 31119732), (6, 25933110), (7, 22228380), (9, 17288740), (10, 15559866), (12, 12966555), (14, 11114190), (15, 10373244), (18, 8644370), (20, 7779933), (21, 7409460), (28, 5557095), (30, 5186622), (35, 4445676), (36, 4322185), (42, 3704730), (45, 3457748), (60, 2593311), (63, 2469820), (70, 2222838), (84, 1852365), (90, 1728874), (105, 1481892), (126, 1234910), (140, 1111419), (180, 864437), (210, 740946), (252, 617455), (315, 493964), (420, 370473), (630, 246982), (1260, 123491)]