121514360

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{997}}^1$

素因数の和:1296

約数の個数: 64

約数和(自身を含む): 299639520

約数和(自身を除く): 178125160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 277, 440, 554, 997, 1108, 1385, 1994, 2216, 2770, 3047, 3988, 4985, 5540, 6094, 7976, 9970, 10967, 11080, 12188, 15235, 19940, 21934, 24376, 30470, 39880, 43868, 54835, 60940, 87736, 109670, 121880, 219340, 276169, 438680, 552338, 1104676, 1380845, 2209352, 2761690, 3037859, 5523380, 6075718, 11046760, 12151436, 15189295, 24302872, 30378590, 60757180, 121514360]

約数ペア:

[(1, 121514360), (2, 60757180), (4, 30378590), (5, 24302872), (8, 15189295), (10, 12151436), (11, 11046760), (20, 6075718), (22, 5523380), (40, 3037859), (44, 2761690), (55, 2209352), (88, 1380845), (110, 1104676), (220, 552338), (277, 438680), (440, 276169), (554, 219340), (997, 121880), (1108, 109670), (1385, 87736), (1994, 60940), (2216, 54835), (2770, 43868), (3047, 39880), (3988, 30470), (4985, 24376), (5540, 21934), (6094, 19940), (7976, 15235), (9970, 12188), (10967, 11080)]