63456640

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{263}}^1$

素因数の和:324

約数の個数: 128

約数和(自身を含む): 169646400

約数和(自身を除く): 106189760

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 32, 40, 52, 58, 64, 65, 80, 104, 116, 128, 130, 145, 160, 208, 232, 260, 263, 290, 320, 377, 416, 464, 520, 526, 580, 640, 754, 832, 928, 1040, 1052, 1160, 1315, 1508, 1664, 1856, 1885, 2080, 2104, 2320, 2630, 3016, 3419, 3712, 3770, 4160, 4208, 4640, 5260, 6032, 6838, 7540, 7627, 8320, 8416, 9280, 10520, 12064, 13676, 15080, 15254, 16832, 17095, 18560, 21040, 24128, 27352, 30160, 30508, 33664, 34190, 38135, 42080, 48256, 54704, 60320, 61016, 68380, 76270, 84160, 99151, 109408, 120640, 122032, 136760, 152540, 168320, 198302, 218816, 241280, 244064, 273520, 305080, 396604, 437632, 488128, 495755, 547040, 610160, 793208, 976256, 991510, 1094080, 1220320, 1586416, 1983020, 2188160, 2440640, 3172832, 3966040, 4881280, 6345664, 7932080, 12691328, 15864160, 31728320, 63456640]

約数ペア:

[(1, 63456640), (2, 31728320), (4, 15864160), (5, 12691328), (8, 7932080), (10, 6345664), (13, 4881280), (16, 3966040), (20, 3172832), (26, 2440640), (29, 2188160), (32, 1983020), (40, 1586416), (52, 1220320), (58, 1094080), (64, 991510), (65, 976256), (80, 793208), (104, 610160), (116, 547040), (128, 495755), (130, 488128), (145, 437632), (160, 396604), (208, 305080), (232, 273520), (260, 244064), (263, 241280), (290, 218816), (320, 198302), (377, 168320), (416, 152540), (464, 136760), (520, 122032), (526, 120640), (580, 109408), (640, 99151), (754, 84160), (832, 76270), (928, 68380), (1040, 61016), (1052, 60320), (1160, 54704), (1315, 48256), (1508, 42080), (1664, 38135), (1856, 34190), (1885, 33664), (2080, 30508), (2104, 30160), (2320, 27352), (2630, 24128), (3016, 21040), (3419, 18560), (3712, 17095), (3770, 16832), (4160, 15254), (4208, 15080), (4640, 13676), (5260, 12064), (6032, 10520), (6838, 9280), (7540, 8416), (7627, 8320)]