72688920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{14087}}^1$

素因数の和:14144

約数の個数: 64

約数和(自身を含む): 223153920

約数和(自身を除く): 150465000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 215, 258, 344, 430, 516, 645, 860, 1032, 1290, 1720, 2580, 5160, 14087, 28174, 42261, 56348, 70435, 84522, 112696, 140870, 169044, 211305, 281740, 338088, 422610, 563480, 605741, 845220, 1211482, 1690440, 1817223, 2422964, 3028705, 3634446, 4845928, 6057410, 7268892, 9086115, 12114820, 14537784, 18172230, 24229640, 36344460, 72688920]

約数ペア:

[(1, 72688920), (2, 36344460), (3, 24229640), (4, 18172230), (5, 14537784), (6, 12114820), (8, 9086115), (10, 7268892), (12, 6057410), (15, 4845928), (20, 3634446), (24, 3028705), (30, 2422964), (40, 1817223), (43, 1690440), (60, 1211482), (86, 845220), (120, 605741), (129, 563480), (172, 422610), (215, 338088), (258, 281740), (344, 211305), (430, 169044), (516, 140870), (645, 112696), (860, 84522), (1032, 70435), (1290, 56348), (1720, 42261), (2580, 28174), (5160, 14087)]