51898140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{41189}}^1$

素因数の和:41211

約数の個数: 72

約数和(自身を含む): 179917920

約数和(自身を除く): 128019780

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 41189, 82378, 123567, 164756, 205945, 247134, 288323, 370701, 411890, 494268, 576646, 617835, 741402, 823780, 864969, 1153292, 1235670, 1441615, 1482804, 1729938, 1853505, 2471340, 2594907, 2883230, 3459876, 3707010, 4324845, 5189814, 5766460, 7414020, 8649690, 10379628, 12974535, 17299380, 25949070, 51898140]

約数ペア:

[(1, 51898140), (2, 25949070), (3, 17299380), (4, 12974535), (5, 10379628), (6, 8649690), (7, 7414020), (9, 5766460), (10, 5189814), (12, 4324845), (14, 3707010), (15, 3459876), (18, 2883230), (20, 2594907), (21, 2471340), (28, 1853505), (30, 1729938), (35, 1482804), (36, 1441615), (42, 1235670), (45, 1153292), (60, 864969), (63, 823780), (70, 741402), (84, 617835), (90, 576646), (105, 494268), (126, 411890), (140, 370701), (180, 288323), (210, 247134), (252, 205945), (315, 164756), (420, 123567), (630, 82378), (1260, 41189)]