154257808

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{557}}^1\times {\mathrm{911}}^1$

素因数の和:1495

約数の個数: 40

約数和(自身を含む): 315515520

約数和(自身を除く): 161257712

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 557, 911, 1114, 1822, 2228, 3644, 4456, 7288, 8912, 10583, 14576, 17309, 21166, 34618, 42332, 69236, 84664, 138472, 169328, 276944, 507427, 1014854, 2029708, 4059416, 8118832, 9641113, 19282226, 38564452, 77128904, 154257808]

約数ペア:

[(1, 154257808), (2, 77128904), (4, 38564452), (8, 19282226), (16, 9641113), (19, 8118832), (38, 4059416), (76, 2029708), (152, 1014854), (304, 507427), (557, 276944), (911, 169328), (1114, 138472), (1822, 84664), (2228, 69236), (3644, 42332), (4456, 34618), (7288, 21166), (8912, 17309), (10583, 14576)]