148911140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^2\times {\mathrm{211}}^1$

素因数の和:369

約数の個数: 72

約数和(自身を含む): 364209216

約数和(自身を除く): 215298076

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 211, 284, 355, 422, 497, 710, 844, 994, 1055, 1420, 1477, 1988, 2110, 2485, 2954, 4220, 4970, 5041, 5908, 7385, 9940, 10082, 14770, 14981, 20164, 25205, 29540, 29962, 35287, 50410, 59924, 70574, 74905, 100820, 104867, 141148, 149810, 176435, 209734, 299620, 352870, 419468, 524335, 705740, 1048670, 1063651, 2097340, 2127302, 4254604, 5318255, 7445557, 10636510, 14891114, 21273020, 29782228, 37227785, 74455570, 148911140]

約数ペア:

[(1, 148911140), (2, 74455570), (4, 37227785), (5, 29782228), (7, 21273020), (10, 14891114), (14, 10636510), (20, 7445557), (28, 5318255), (35, 4254604), (70, 2127302), (71, 2097340), (140, 1063651), (142, 1048670), (211, 705740), (284, 524335), (355, 419468), (422, 352870), (497, 299620), (710, 209734), (844, 176435), (994, 149810), (1055, 141148), (1420, 104867), (1477, 100820), (1988, 74905), (2110, 70574), (2485, 59924), (2954, 50410), (4220, 35287), (4970, 29962), (5041, 29540), (5908, 25205), (7385, 20164), (9940, 14981), (10082, 14770)]