127484720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{457}}^1$

素因数の和:798

約数の個数: 80

約数和(自身を含む): 325077408

約数和(自身を除く): 197592688

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 317, 440, 457, 634, 880, 914, 1268, 1585, 1828, 2285, 2536, 3170, 3487, 3656, 4570, 5027, 5072, 6340, 6974, 7312, 9140, 10054, 12680, 13948, 17435, 18280, 20108, 25135, 25360, 27896, 34870, 36560, 40216, 50270, 55792, 69740, 80432, 100540, 139480, 144869, 201080, 278960, 289738, 402160, 579476, 724345, 1158952, 1448690, 1593559, 2317904, 2897380, 3187118, 5794760, 6374236, 7967795, 11589520, 12748472, 15935590, 25496944, 31871180, 63742360, 127484720]

約数ペア:

[(1, 127484720), (2, 63742360), (4, 31871180), (5, 25496944), (8, 15935590), (10, 12748472), (11, 11589520), (16, 7967795), (20, 6374236), (22, 5794760), (40, 3187118), (44, 2897380), (55, 2317904), (80, 1593559), (88, 1448690), (110, 1158952), (176, 724345), (220, 579476), (317, 402160), (440, 289738), (457, 278960), (634, 201080), (880, 144869), (914, 139480), (1268, 100540), (1585, 80432), (1828, 69740), (2285, 55792), (2536, 50270), (3170, 40216), (3487, 36560), (3656, 34870), (4570, 27896), (5027, 25360), (5072, 25135), (6340, 20108), (6974, 18280), (7312, 17435), (9140, 13948), (10054, 12680)]