81680688

素因数分解:

$2^4\times 3^2\times {\mathrm{193}}^1\times {\mathrm{2939}}^1$

素因数の和:3146

約数の個数: 60

約数和(自身を含む): 229855080

約数和(自身を除く): 148174392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 193, 386, 579, 772, 1158, 1544, 1737, 2316, 2939, 3088, 3474, 4632, 5878, 6948, 8817, 9264, 11756, 13896, 17634, 23512, 26451, 27792, 35268, 47024, 52902, 70536, 105804, 141072, 211608, 423216, 567227, 1134454, 1701681, 2268908, 3403362, 4537816, 5105043, 6806724, 9075632, 10210086, 13613448, 20420172, 27226896, 40840344, 81680688]

約数ペア:

[(1, 81680688), (2, 40840344), (3, 27226896), (4, 20420172), (6, 13613448), (8, 10210086), (9, 9075632), (12, 6806724), (16, 5105043), (18, 4537816), (24, 3403362), (36, 2268908), (48, 1701681), (72, 1134454), (144, 567227), (193, 423216), (386, 211608), (579, 141072), (772, 105804), (1158, 70536), (1544, 52902), (1737, 47024), (2316, 35268), (2939, 27792), (3088, 26451), (3474, 23512), (4632, 17634), (5878, 13896), (6948, 11756), (8817, 9264)]