8351420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1$

素因数の和:84

約数の個数: 144

約数和(自身を含む): 24131520

約数和(自身を除く): 15780100

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 17, 20, 22, 28, 29, 34, 35, 44, 55, 58, 68, 70, 77, 85, 110, 116, 119, 121, 140, 145, 154, 170, 187, 203, 220, 238, 242, 290, 308, 319, 340, 374, 385, 406, 476, 484, 493, 580, 595, 605, 638, 748, 770, 812, 847, 935, 986, 1015, 1190, 1210, 1276, 1309, 1540, 1595, 1694, 1870, 1972, 2030, 2057, 2233, 2380, 2420, 2465, 2618, 3190, 3388, 3451, 3509, 3740, 4060, 4114, 4235, 4466, 4930, 5236, 5423, 6380, 6545, 6902, 7018, 8228, 8470, 8932, 9860, 10285, 10846, 11165, 13090, 13804, 14036, 14399, 16940, 17255, 17545, 20570, 21692, 22330, 24563, 26180, 27115, 28798, 34510, 35090, 37961, 41140, 44660, 49126, 54230, 57596, 59653, 69020, 70180, 71995, 75922, 98252, 108460, 119306, 122815, 143990, 151844, 189805, 238612, 245630, 287980, 298265, 379610, 417571, 491260, 596530, 759220, 835142, 1193060, 1670284, 2087855, 4175710, 8351420]

約数ペア:

[(1, 8351420), (2, 4175710), (4, 2087855), (5, 1670284), (7, 1193060), (10, 835142), (11, 759220), (14, 596530), (17, 491260), (20, 417571), (22, 379610), (28, 298265), (29, 287980), (34, 245630), (35, 238612), (44, 189805), (55, 151844), (58, 143990), (68, 122815), (70, 119306), (77, 108460), (85, 98252), (110, 75922), (116, 71995), (119, 70180), (121, 69020), (140, 59653), (145, 57596), (154, 54230), (170, 49126), (187, 44660), (203, 41140), (220, 37961), (238, 35090), (242, 34510), (290, 28798), (308, 27115), (319, 26180), (340, 24563), (374, 22330), (385, 21692), (406, 20570), (476, 17545), (484, 17255), (493, 16940), (580, 14399), (595, 14036), (605, 13804), (638, 13090), (748, 11165), (770, 10846), (812, 10285), (847, 9860), (935, 8932), (986, 8470), (1015, 8228), (1190, 7018), (1210, 6902), (1276, 6545), (1309, 6380), (1540, 5423), (1595, 5236), (1694, 4930), (1870, 4466), (1972, 4235), (2030, 4114), (2057, 4060), (2233, 3740), (2380, 3509), (2420, 3451), (2465, 3388), (2618, 3190)]