2146760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1$

素因数の和:87

約数の個数: 128

約数和(自身を含む): 6531840

約数和(自身を除く): 4385080

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 17, 20, 22, 28, 34, 35, 40, 41, 44, 55, 56, 68, 70, 77, 82, 85, 88, 110, 119, 136, 140, 154, 164, 170, 187, 205, 220, 238, 280, 287, 308, 328, 340, 374, 385, 410, 440, 451, 476, 574, 595, 616, 680, 697, 748, 770, 820, 902, 935, 952, 1148, 1190, 1309, 1394, 1435, 1496, 1540, 1640, 1804, 1870, 2255, 2296, 2380, 2618, 2788, 2870, 3080, 3157, 3485, 3608, 3740, 4510, 4760, 4879, 5236, 5576, 5740, 6314, 6545, 6970, 7480, 7667, 9020, 9758, 10472, 11480, 12628, 13090, 13940, 15334, 15785, 18040, 19516, 24395, 25256, 26180, 27880, 30668, 31570, 38335, 39032, 48790, 52360, 53669, 61336, 63140, 76670, 97580, 107338, 126280, 153340, 195160, 214676, 268345, 306680, 429352, 536690, 1073380, 2146760]

約数ペア:

[(1, 2146760), (2, 1073380), (4, 536690), (5, 429352), (7, 306680), (8, 268345), (10, 214676), (11, 195160), (14, 153340), (17, 126280), (20, 107338), (22, 97580), (28, 76670), (34, 63140), (35, 61336), (40, 53669), (41, 52360), (44, 48790), (55, 39032), (56, 38335), (68, 31570), (70, 30668), (77, 27880), (82, 26180), (85, 25256), (88, 24395), (110, 19516), (119, 18040), (136, 15785), (140, 15334), (154, 13940), (164, 13090), (170, 12628), (187, 11480), (205, 10472), (220, 9758), (238, 9020), (280, 7667), (287, 7480), (308, 6970), (328, 6545), (340, 6314), (374, 5740), (385, 5576), (410, 5236), (440, 4879), (451, 4760), (476, 4510), (574, 3740), (595, 3608), (616, 3485), (680, 3157), (697, 3080), (748, 2870), (770, 2788), (820, 2618), (902, 2380), (935, 2296), (952, 2255), (1148, 1870), (1190, 1804), (1309, 1640), (1394, 1540), (1435, 1496)]