200967340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{127}}^2$

素因数の和:359

約数の個数: 72

約数和(自身を含む): 491611680

約数和(自身を除く): 290644340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 127, 140, 178, 254, 356, 445, 508, 623, 635, 889, 890, 1246, 1270, 1778, 1780, 2492, 2540, 3115, 3556, 4445, 6230, 8890, 11303, 12460, 16129, 17780, 22606, 32258, 45212, 56515, 64516, 79121, 80645, 112903, 113030, 158242, 161290, 225806, 226060, 316484, 322580, 395605, 451612, 564515, 791210, 1129030, 1435481, 1582420, 2258060, 2870962, 5741924, 7177405, 10048367, 14354810, 20096734, 28709620, 40193468, 50241835, 100483670, 200967340]

約数ペア:

[(1, 200967340), (2, 100483670), (4, 50241835), (5, 40193468), (7, 28709620), (10, 20096734), (14, 14354810), (20, 10048367), (28, 7177405), (35, 5741924), (70, 2870962), (89, 2258060), (127, 1582420), (140, 1435481), (178, 1129030), (254, 791210), (356, 564515), (445, 451612), (508, 395605), (623, 322580), (635, 316484), (889, 226060), (890, 225806), (1246, 161290), (1270, 158242), (1778, 113030), (1780, 112903), (2492, 80645), (2540, 79121), (3115, 64516), (3556, 56515), (4445, 45212), (6230, 32258), (8890, 22606), (11303, 17780), (12460, 16129)]