15526280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^2$

素因数の和:171

約数の個数: 96

約数和(自身を含む): 44176320

約数和(自身を除く): 28650040

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 71, 77, 88, 110, 140, 142, 154, 220, 280, 284, 308, 355, 385, 440, 497, 568, 616, 710, 770, 781, 994, 1420, 1540, 1562, 1988, 2485, 2840, 3080, 3124, 3905, 3976, 4970, 5041, 5467, 6248, 7810, 9940, 10082, 10934, 15620, 19880, 20164, 21868, 25205, 27335, 31240, 35287, 40328, 43736, 50410, 54670, 55451, 70574, 100820, 109340, 110902, 141148, 176435, 201640, 218680, 221804, 277255, 282296, 352870, 388157, 443608, 554510, 705740, 776314, 1109020, 1411480, 1552628, 1940785, 2218040, 3105256, 3881570, 7763140, 15526280]

約数ペア:

[(1, 15526280), (2, 7763140), (4, 3881570), (5, 3105256), (7, 2218040), (8, 1940785), (10, 1552628), (11, 1411480), (14, 1109020), (20, 776314), (22, 705740), (28, 554510), (35, 443608), (40, 388157), (44, 352870), (55, 282296), (56, 277255), (70, 221804), (71, 218680), (77, 201640), (88, 176435), (110, 141148), (140, 110902), (142, 109340), (154, 100820), (220, 70574), (280, 55451), (284, 54670), (308, 50410), (355, 43736), (385, 40328), (440, 35287), (497, 31240), (568, 27335), (616, 25205), (710, 21868), (770, 20164), (781, 19880), (994, 15620), (1420, 10934), (1540, 10082), (1562, 9940), (1988, 7810), (2485, 6248), (2840, 5467), (3080, 5041), (3124, 4970), (3905, 3976)]