128832160

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{42379}}^1$

素因数の和:42413

約数の個数: 48

約数和(自身を含む): 320392800

約数和(自身を除く): 191560640

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 42379, 84758, 169516, 211895, 339032, 423790, 678064, 805201, 847580, 1356128, 1610402, 1695160, 3220804, 3390320, 4026005, 6441608, 6780640, 8052010, 12883216, 16104020, 25766432, 32208040, 64416080, 128832160]

約数ペア:

[(1, 128832160), (2, 64416080), (4, 32208040), (5, 25766432), (8, 16104020), (10, 12883216), (16, 8052010), (19, 6780640), (20, 6441608), (32, 4026005), (38, 3390320), (40, 3220804), (76, 1695160), (80, 1610402), (95, 1356128), (152, 847580), (160, 805201), (190, 678064), (304, 423790), (380, 339032), (608, 211895), (760, 169516), (1520, 84758), (3040, 42379)]