215305120

素因数分解:

$2^5\times 5^1\times {\mathrm{47}}^1\times {\mathrm{28631}}^1$

素因数の和:28693

約数の個数: 48

約数和(自身を含む): 519499008

約数和(自身を除く): 304193888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 80, 94, 160, 188, 235, 376, 470, 752, 940, 1504, 1880, 3760, 7520, 28631, 57262, 114524, 143155, 229048, 286310, 458096, 572620, 916192, 1145240, 1345657, 2290480, 2691314, 4580960, 5382628, 6728285, 10765256, 13456570, 21530512, 26913140, 43061024, 53826280, 107652560, 215305120]

約数ペア:

[(1, 215305120), (2, 107652560), (4, 53826280), (5, 43061024), (8, 26913140), (10, 21530512), (16, 13456570), (20, 10765256), (32, 6728285), (40, 5382628), (47, 4580960), (80, 2691314), (94, 2290480), (160, 1345657), (188, 1145240), (235, 916192), (376, 572620), (470, 458096), (752, 286310), (940, 229048), (1504, 143155), (1880, 114524), (3760, 57262), (7520, 28631)]