204622390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{859}}^1$

素因数の和:997

約数の個数: 64

約数和(自身を含む): 436907520

約数和(自身を除く): 232285130

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 70, 82, 83, 166, 205, 287, 410, 415, 574, 581, 830, 859, 1162, 1435, 1718, 2870, 2905, 3403, 4295, 5810, 6013, 6806, 8590, 12026, 17015, 23821, 30065, 34030, 35219, 47642, 60130, 70438, 71297, 119105, 142594, 176095, 238210, 246533, 352190, 356485, 493066, 499079, 712970, 998158, 1232665, 2465330, 2495395, 2923177, 4990790, 5846354, 14615885, 20462239, 29231770, 40924478, 102311195, 204622390]

約数ペア:

[(1, 204622390), (2, 102311195), (5, 40924478), (7, 29231770), (10, 20462239), (14, 14615885), (35, 5846354), (41, 4990790), (70, 2923177), (82, 2495395), (83, 2465330), (166, 1232665), (205, 998158), (287, 712970), (410, 499079), (415, 493066), (574, 356485), (581, 352190), (830, 246533), (859, 238210), (1162, 176095), (1435, 142594), (1718, 119105), (2870, 71297), (2905, 70438), (3403, 60130), (4295, 47642), (5810, 35219), (6013, 34030), (6806, 30065), (8590, 23821), (12026, 17015)]