720199888184

素因数分解:

$2^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{27427}}^1\times {\mathrm{7687}}^1$

素因数の和:35188

約数の個数: 64

約数和(自身を含む): 1568846492160

約数和(自身を除く): 848646603976

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 61, 122, 244, 427, 488, 854, 1708, 3416, 7687, 15374, 27427, 30748, 53809, 54854, 61496, 107618, 109708, 191989, 215236, 219416, 383978, 430472, 468907, 767956, 937814, 1535912, 1673047, 1875628, 3282349, 3346094, 3751256, 6564698, 6692188, 11711329, 13129396, 13384376, 23422658, 26258792, 46845316, 93690632, 210831349, 421662698, 843325396, 1475819443, 1686650792, 2951638886, 5903277772, 11806555544, 12860712289, 25721424578, 51442849156, 90024986023, 102885698312, 180049972046, 360099944092, 720199888184]

約数ペア:

[(1, 720199888184), (2, 360099944092), (4, 180049972046), (7, 102885698312), (8, 90024986023), (14, 51442849156), (28, 25721424578), (56, 12860712289), (61, 11806555544), (122, 5903277772), (244, 2951638886), (427, 1686650792), (488, 1475819443), (854, 843325396), (1708, 421662698), (3416, 210831349), (7687, 93690632), (15374, 46845316), (27427, 26258792), (30748, 23422658), (53809, 13384376), (54854, 13129396), (61496, 11711329), (107618, 6692188), (109708, 6564698), (191989, 3751256), (215236, 3346094), (219416, 3282349), (383978, 1875628), (430472, 1673047), (468907, 1535912), (767956, 937814)]