256632

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^2\times {\mathrm{37}}^1$

素因数の和:80

約数の個数: 48

約数和(自身を含む): 699960

約数和(自身を除く): 443328

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 37, 51, 68, 74, 102, 111, 136, 148, 204, 222, 289, 296, 408, 444, 578, 629, 867, 888, 1156, 1258, 1734, 1887, 2312, 2516, 3468, 3774, 5032, 6936, 7548, 10693, 15096, 21386, 32079, 42772, 64158, 85544, 128316, 256632]

約数ペア:

[(1, 256632), (2, 128316), (3, 85544), (4, 64158), (6, 42772), (8, 32079), (12, 21386), (17, 15096), (24, 10693), (34, 7548), (37, 6936), (51, 5032), (68, 3774), (74, 3468), (102, 2516), (111, 2312), (136, 1887), (148, 1734), (204, 1258), (222, 1156), (289, 888), (296, 867), (408, 629), (444, 578)]