218625420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{2207}}^1$

素因数の和:2359

約数の個数: 96

約数和(自身を含む): 664731648

約数和(自身を除く): 446106228

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 127, 130, 156, 195, 254, 260, 381, 390, 508, 635, 762, 780, 1270, 1524, 1651, 1905, 2207, 2540, 3302, 3810, 4414, 4953, 6604, 6621, 7620, 8255, 8828, 9906, 11035, 13242, 16510, 19812, 22070, 24765, 26484, 28691, 33020, 33105, 44140, 49530, 57382, 66210, 86073, 99060, 114764, 132420, 143455, 172146, 280289, 286910, 344292, 430365, 560578, 573820, 840867, 860730, 1121156, 1401445, 1681734, 1721460, 2802890, 3363468, 3643757, 4204335, 5605780, 7287514, 8408670, 10931271, 14575028, 16817340, 18218785, 21862542, 36437570, 43725084, 54656355, 72875140, 109312710, 218625420]

約数ペア:

[(1, 218625420), (2, 109312710), (3, 72875140), (4, 54656355), (5, 43725084), (6, 36437570), (10, 21862542), (12, 18218785), (13, 16817340), (15, 14575028), (20, 10931271), (26, 8408670), (30, 7287514), (39, 5605780), (52, 4204335), (60, 3643757), (65, 3363468), (78, 2802890), (127, 1721460), (130, 1681734), (156, 1401445), (195, 1121156), (254, 860730), (260, 840867), (381, 573820), (390, 560578), (508, 430365), (635, 344292), (762, 286910), (780, 280289), (1270, 172146), (1524, 143455), (1651, 132420), (1905, 114764), (2207, 99060), (2540, 86073), (3302, 66210), (3810, 57382), (4414, 49530), (4953, 44140), (6604, 33105), (6621, 33020), (7620, 28691), (8255, 26484), (8828, 24765), (9906, 22070), (11035, 19812), (13242, 16510)]