281661528

素因数分解:

$2^3\times 3^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1\times {\mathrm{887}}^1$

素因数の和:1128

約数の個数: 64

約数和(自身を含む): 717361920

約数和(自身を除く): 435700392

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 101, 131, 202, 262, 303, 393, 404, 524, 606, 786, 808, 887, 1048, 1212, 1572, 1774, 2424, 2661, 3144, 3548, 5322, 7096, 10644, 13231, 21288, 26462, 39693, 52924, 79386, 89587, 105848, 116197, 158772, 179174, 232394, 268761, 317544, 348591, 358348, 464788, 537522, 697182, 716696, 929576, 1075044, 1394364, 2150088, 2788728, 11735897, 23471794, 35207691, 46943588, 70415382, 93887176, 140830764, 281661528]

約数ペア:

[(1, 281661528), (2, 140830764), (3, 93887176), (4, 70415382), (6, 46943588), (8, 35207691), (12, 23471794), (24, 11735897), (101, 2788728), (131, 2150088), (202, 1394364), (262, 1075044), (303, 929576), (393, 716696), (404, 697182), (524, 537522), (606, 464788), (786, 358348), (808, 348591), (887, 317544), (1048, 268761), (1212, 232394), (1572, 179174), (1774, 158772), (2424, 116197), (2661, 105848), (3144, 89587), (3548, 79386), (5322, 52924), (7096, 39693), (10644, 26462), (13231, 21288)]