140831240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{1217}}^1$

素因数の和:1502

約数の個数: 64

約数和(自身を含む): 347276160

約数和(自身を除く): 206444920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 263, 440, 526, 1052, 1217, 1315, 2104, 2434, 2630, 2893, 4868, 5260, 5786, 6085, 9736, 10520, 11572, 12170, 13387, 14465, 23144, 24340, 26774, 28930, 48680, 53548, 57860, 66935, 107096, 115720, 133870, 267740, 320071, 535480, 640142, 1280284, 1600355, 2560568, 3200710, 3520781, 6401420, 7041562, 12802840, 14083124, 17603905, 28166248, 35207810, 70415620, 140831240]

約数ペア:

[(1, 140831240), (2, 70415620), (4, 35207810), (5, 28166248), (8, 17603905), (10, 14083124), (11, 12802840), (20, 7041562), (22, 6401420), (40, 3520781), (44, 3200710), (55, 2560568), (88, 1600355), (110, 1280284), (220, 640142), (263, 535480), (440, 320071), (526, 267740), (1052, 133870), (1217, 115720), (1315, 107096), (2104, 66935), (2434, 57860), (2630, 53548), (2893, 48680), (4868, 28930), (5260, 26774), (5786, 24340), (6085, 23144), (9736, 14465), (10520, 13387), (11572, 12170)]