204510420

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{126241}}^1$

素因数の和:126262

約数の個数: 60

約数和(自身を含む): 641561844

約数和(自身を除く): 437051424

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 126241, 252482, 378723, 504964, 631205, 757446, 1136169, 1262410, 1514892, 1893615, 2272338, 2524820, 3408507, 3787230, 4544676, 5680845, 6817014, 7574460, 10225521, 11361690, 13634028, 17042535, 20451042, 22723380, 34085070, 40902084, 51127605, 68170140, 102255210, 204510420]

約数ペア:

[(1, 204510420), (2, 102255210), (3, 68170140), (4, 51127605), (5, 40902084), (6, 34085070), (9, 22723380), (10, 20451042), (12, 17042535), (15, 13634028), (18, 11361690), (20, 10225521), (27, 7574460), (30, 6817014), (36, 5680845), (45, 4544676), (54, 3787230), (60, 3408507), (81, 2524820), (90, 2272338), (108, 1893615), (135, 1514892), (162, 1262410), (180, 1136169), (270, 757446), (324, 631205), (405, 504964), (540, 378723), (810, 252482), (1620, 126241)]