137961280

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{22691}}^1$

素因数の和:22727

約数の個数: 56

約数和(自身を含む): 345826080

約数和(自身を除く): 207864800

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 380, 608, 760, 1216, 1520, 3040, 6080, 22691, 45382, 90764, 113455, 181528, 226910, 363056, 431129, 453820, 726112, 862258, 907640, 1452224, 1724516, 1815280, 2155645, 3449032, 3630560, 4311290, 6898064, 7261120, 8622580, 13796128, 17245160, 27592256, 34490320, 68980640, 137961280]

約数ペア:

[(1, 137961280), (2, 68980640), (4, 34490320), (5, 27592256), (8, 17245160), (10, 13796128), (16, 8622580), (19, 7261120), (20, 6898064), (32, 4311290), (38, 3630560), (40, 3449032), (64, 2155645), (76, 1815280), (80, 1724516), (95, 1452224), (152, 907640), (160, 862258), (190, 726112), (304, 453820), (320, 431129), (380, 363056), (608, 226910), (760, 181528), (1216, 113455), (1520, 90764), (3040, 45382), (6080, 22691)]