233485280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{208469}}^1$

素因数の和:208491

約数の個数: 48

約数和(自身を含む): 630413280

約数和(自身を除く): 396928000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 208469, 416938, 833876, 1042345, 1459283, 1667752, 2084690, 2918566, 3335504, 4169380, 5837132, 6671008, 7296415, 8338760, 11674264, 14592830, 16677520, 23348528, 29185660, 33355040, 46697056, 58371320, 116742640, 233485280]

約数ペア:

[(1, 233485280), (2, 116742640), (4, 58371320), (5, 46697056), (7, 33355040), (8, 29185660), (10, 23348528), (14, 16677520), (16, 14592830), (20, 11674264), (28, 8338760), (32, 7296415), (35, 6671008), (40, 5837132), (56, 4169380), (70, 3335504), (80, 2918566), (112, 2084690), (140, 1667752), (160, 1459283), (224, 1042345), (280, 833876), (560, 416938), (1120, 208469)]