258665960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{8969}}^1$

素因数の和:9090

約数の個数: 64

約数和(自身を含む): 671673600

約数和(自身を除く): 413007640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 103, 140, 206, 280, 412, 515, 721, 824, 1030, 1442, 2060, 2884, 3605, 4120, 5768, 7210, 8969, 14420, 17938, 28840, 35876, 44845, 62783, 71752, 89690, 125566, 179380, 251132, 313915, 358760, 502264, 627830, 923807, 1255660, 1847614, 2511320, 3695228, 4619035, 6466649, 7390456, 9238070, 12933298, 18476140, 25866596, 32333245, 36952280, 51733192, 64666490, 129332980, 258665960]

約数ペア:

[(1, 258665960), (2, 129332980), (4, 64666490), (5, 51733192), (7, 36952280), (8, 32333245), (10, 25866596), (14, 18476140), (20, 12933298), (28, 9238070), (35, 7390456), (40, 6466649), (56, 4619035), (70, 3695228), (103, 2511320), (140, 1847614), (206, 1255660), (280, 923807), (412, 627830), (515, 502264), (721, 358760), (824, 313915), (1030, 251132), (1442, 179380), (2060, 125566), (2884, 89690), (3605, 71752), (4120, 62783), (5768, 44845), (7210, 35876), (8969, 28840), (14420, 17938)]