163089440

素因数分解:

$2^5\times 5^1\times {\mathrm{149}}^1\times {\mathrm{6841}}^1$

素因数の和:7005

約数の個数: 48

約数和(自身を含む): 387941400

約数和(自身を除く): 224851960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 149, 160, 298, 596, 745, 1192, 1490, 2384, 2980, 4768, 5960, 6841, 11920, 13682, 23840, 27364, 34205, 54728, 68410, 109456, 136820, 218912, 273640, 547280, 1019309, 1094560, 2038618, 4077236, 5096545, 8154472, 10193090, 16308944, 20386180, 32617888, 40772360, 81544720, 163089440]

約数ペア:

[(1, 163089440), (2, 81544720), (4, 40772360), (5, 32617888), (8, 20386180), (10, 16308944), (16, 10193090), (20, 8154472), (32, 5096545), (40, 4077236), (80, 2038618), (149, 1094560), (160, 1019309), (298, 547280), (596, 273640), (745, 218912), (1192, 136820), (1490, 109456), (2384, 68410), (2980, 54728), (4768, 34205), (5960, 27364), (6841, 23840), (11920, 13682)]