145623170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{379}}^1\times {\mathrm{499}}^1$

素因数の和:903

約数の個数: 64

約数和(自身を含む): 328320000

約数和(自身を除く): 182696830

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 379, 385, 499, 758, 770, 998, 1895, 2495, 2653, 3493, 3790, 4169, 4990, 5306, 5489, 6986, 8338, 10978, 13265, 17465, 20845, 26530, 27445, 29183, 34930, 38423, 41690, 54890, 58366, 76846, 145915, 189121, 192115, 291830, 378242, 384230, 945605, 1323847, 1891210, 2080331, 2647694, 4160662, 6619235, 10401655, 13238470, 14562317, 20803310, 29124634, 72811585, 145623170]

約数ペア:

[(1, 145623170), (2, 72811585), (5, 29124634), (7, 20803310), (10, 14562317), (11, 13238470), (14, 10401655), (22, 6619235), (35, 4160662), (55, 2647694), (70, 2080331), (77, 1891210), (110, 1323847), (154, 945605), (379, 384230), (385, 378242), (499, 291830), (758, 192115), (770, 189121), (998, 145915), (1895, 76846), (2495, 58366), (2653, 54890), (3493, 41690), (3790, 38423), (4169, 34930), (4990, 29183), (5306, 27445), (5489, 26530), (6986, 20845), (8338, 17465), (10978, 13265)]