128103776

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{1933}}^1$

素因数の和:2071

約数の個数: 48

約数和(自身を含む): 268052400

約数和(自身を除く): 139948624

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 109, 152, 218, 304, 436, 608, 872, 1744, 1933, 2071, 3488, 3866, 4142, 7732, 8284, 15464, 16568, 30928, 33136, 36727, 61856, 66272, 73454, 146908, 210697, 293816, 421394, 587632, 842788, 1175264, 1685576, 3371152, 4003243, 6742304, 8006486, 16012972, 32025944, 64051888, 128103776]

約数ペア:

[(1, 128103776), (2, 64051888), (4, 32025944), (8, 16012972), (16, 8006486), (19, 6742304), (32, 4003243), (38, 3371152), (76, 1685576), (109, 1175264), (152, 842788), (218, 587632), (304, 421394), (436, 293816), (608, 210697), (872, 146908), (1744, 73454), (1933, 66272), (2071, 61856), (3488, 36727), (3866, 33136), (4142, 30928), (7732, 16568), (8284, 15464)]