72618280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{1553}}^1$

素因数の和:1738

約数の個数: 64

約数和(自身を含む): 187971840

約数和(自身を除く): 115353560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 167, 280, 334, 668, 835, 1169, 1336, 1553, 1670, 2338, 3106, 3340, 4676, 5845, 6212, 6680, 7765, 9352, 10871, 11690, 12424, 15530, 21742, 23380, 31060, 43484, 46760, 54355, 62120, 86968, 108710, 217420, 259351, 434840, 518702, 1037404, 1296755, 1815457, 2074808, 2593510, 3630914, 5187020, 7261828, 9077285, 10374040, 14523656, 18154570, 36309140, 72618280]

約数ペア:

[(1, 72618280), (2, 36309140), (4, 18154570), (5, 14523656), (7, 10374040), (8, 9077285), (10, 7261828), (14, 5187020), (20, 3630914), (28, 2593510), (35, 2074808), (40, 1815457), (56, 1296755), (70, 1037404), (140, 518702), (167, 434840), (280, 259351), (334, 217420), (668, 108710), (835, 86968), (1169, 62120), (1336, 54355), (1553, 46760), (1670, 43484), (2338, 31060), (3106, 23380), (3340, 21742), (4676, 15530), (5845, 12424), (6212, 11690), (6680, 10871), (7765, 9352)]