209454080

素因数分解:

$2^{10}\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3719}}^1$

素因数の和:3755

約数の個数: 88

約数和(自身を含む): 548268480

約数和(自身を除く): 338814400

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 512, 640, 704, 880, 1024, 1280, 1408, 1760, 2560, 2816, 3520, 3719, 5120, 5632, 7040, 7438, 11264, 14080, 14876, 18595, 28160, 29752, 37190, 40909, 56320, 59504, 74380, 81818, 119008, 148760, 163636, 204545, 238016, 297520, 327272, 409090, 476032, 595040, 654544, 818180, 952064, 1190080, 1309088, 1636360, 1904128, 2380160, 2618176, 3272720, 3808256, 4760320, 5236352, 6545440, 9520640, 10472704, 13090880, 19041280, 20945408, 26181760, 41890816, 52363520, 104727040, 209454080]

約数ペア:

[(1, 209454080), (2, 104727040), (4, 52363520), (5, 41890816), (8, 26181760), (10, 20945408), (11, 19041280), (16, 13090880), (20, 10472704), (22, 9520640), (32, 6545440), (40, 5236352), (44, 4760320), (55, 3808256), (64, 3272720), (80, 2618176), (88, 2380160), (110, 1904128), (128, 1636360), (160, 1309088), (176, 1190080), (220, 952064), (256, 818180), (320, 654544), (352, 595040), (440, 476032), (512, 409090), (640, 327272), (704, 297520), (880, 238016), (1024, 204545), (1280, 163636), (1408, 148760), (1760, 119008), (2560, 81818), (2816, 74380), (3520, 59504), (3719, 56320), (5120, 40909), (5632, 37190), (7040, 29752), (7438, 28160), (11264, 18595), (14080, 14876)]