128477264

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{2749}}^1$

素因数の和:2907

約数の個数: 40

約数和(自身を含む): 261888000

約数和(自身を除く): 133410736

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 127, 184, 254, 368, 508, 1016, 2032, 2749, 2921, 5498, 5842, 10996, 11684, 21992, 23368, 43984, 46736, 63227, 126454, 252908, 349123, 505816, 698246, 1011632, 1396492, 2792984, 5585968, 8029829, 16059658, 32119316, 64238632, 128477264]

約数ペア:

[(1, 128477264), (2, 64238632), (4, 32119316), (8, 16059658), (16, 8029829), (23, 5585968), (46, 2792984), (92, 1396492), (127, 1011632), (184, 698246), (254, 505816), (368, 349123), (508, 252908), (1016, 126454), (2032, 63227), (2749, 46736), (2921, 43984), (5498, 23368), (5842, 21992), (10996, 11684)]