261816816

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{769}}^1$

素因数の和:994

約数の個数: 80

約数和(自身を含む): 697767840

約数和(自身を除く): 435951024

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 82, 123, 164, 173, 246, 328, 346, 492, 519, 656, 692, 769, 984, 1038, 1384, 1538, 1968, 2076, 2307, 2768, 3076, 4152, 4614, 6152, 7093, 8304, 9228, 12304, 14186, 18456, 21279, 28372, 31529, 36912, 42558, 56744, 63058, 85116, 94587, 113488, 126116, 133037, 170232, 189174, 252232, 266074, 340464, 378348, 399111, 504464, 532148, 756696, 798222, 1064296, 1513392, 1596444, 2128592, 3192888, 5454517, 6385776, 10909034, 16363551, 21818068, 32727102, 43636136, 65454204, 87272272, 130908408, 261816816]

約数ペア:

[(1, 261816816), (2, 130908408), (3, 87272272), (4, 65454204), (6, 43636136), (8, 32727102), (12, 21818068), (16, 16363551), (24, 10909034), (41, 6385776), (48, 5454517), (82, 3192888), (123, 2128592), (164, 1596444), (173, 1513392), (246, 1064296), (328, 798222), (346, 756696), (492, 532148), (519, 504464), (656, 399111), (692, 378348), (769, 340464), (984, 266074), (1038, 252232), (1384, 189174), (1538, 170232), (1968, 133037), (2076, 126116), (2307, 113488), (2768, 94587), (3076, 85116), (4152, 63058), (4614, 56744), (6152, 42558), (7093, 36912), (8304, 31529), (9228, 28372), (12304, 21279), (14186, 18456)]