205103016

素因数分解:

$2^3\times 3^4\times {\mathrm{307}}^1\times {\mathrm{1031}}^1$

素因数の和:1356

約数の個数: 80

約数和(自身を含む): 576908640

約数和(自身を除く): 371805624

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 307, 324, 614, 648, 921, 1031, 1228, 1842, 2062, 2456, 2763, 3093, 3684, 4124, 5526, 6186, 7368, 8248, 8289, 9279, 11052, 12372, 16578, 18558, 22104, 24744, 24867, 27837, 33156, 37116, 49734, 55674, 66312, 74232, 83511, 99468, 111348, 167022, 198936, 222696, 316517, 334044, 633034, 668088, 949551, 1266068, 1899102, 2532136, 2848653, 3798204, 5697306, 7596408, 8545959, 11394612, 17091918, 22789224, 25637877, 34183836, 51275754, 68367672, 102551508, 205103016]

約数ペア:

[(1, 205103016), (2, 102551508), (3, 68367672), (4, 51275754), (6, 34183836), (8, 25637877), (9, 22789224), (12, 17091918), (18, 11394612), (24, 8545959), (27, 7596408), (36, 5697306), (54, 3798204), (72, 2848653), (81, 2532136), (108, 1899102), (162, 1266068), (216, 949551), (307, 668088), (324, 633034), (614, 334044), (648, 316517), (921, 222696), (1031, 198936), (1228, 167022), (1842, 111348), (2062, 99468), (2456, 83511), (2763, 74232), (3093, 66312), (3684, 55674), (4124, 49734), (5526, 37116), (6186, 33156), (7368, 27837), (8248, 24867), (8289, 24744), (9279, 22104), (11052, 18558), (12372, 16578)]