40776320

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^3\times {\mathrm{29}}^1$

素因数の和:87

約数の個数: 128

約数和(自身を含む): 109242000

約数和(自身を除く): 68465680

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, 169, 208, 232, 260, 290, 320, 338, 377, 416, 464, 520, 580, 640, 676, 754, 832, 845, 928, 1040, 1160, 1352, 1508, 1664, 1690, 1856, 1885, 2080, 2197, 2320, 2704, 3016, 3380, 3712, 3770, 4160, 4394, 4640, 4901, 5408, 6032, 6760, 7540, 8320, 8788, 9280, 9802, 10816, 10985, 12064, 13520, 15080, 17576, 18560, 19604, 21632, 21970, 24128, 24505, 27040, 30160, 35152, 39208, 43940, 48256, 49010, 54080, 60320, 63713, 70304, 78416, 87880, 98020, 108160, 120640, 127426, 140608, 156832, 175760, 196040, 241280, 254852, 281216, 313664, 318565, 351520, 392080, 509704, 627328, 637130, 703040, 784160, 1019408, 1274260, 1406080, 1568320, 2038816, 2548520, 3136640, 4077632, 5097040, 8155264, 10194080, 20388160, 40776320]

約数ペア:

[(1, 40776320), (2, 20388160), (4, 10194080), (5, 8155264), (8, 5097040), (10, 4077632), (13, 3136640), (16, 2548520), (20, 2038816), (26, 1568320), (29, 1406080), (32, 1274260), (40, 1019408), (52, 784160), (58, 703040), (64, 637130), (65, 627328), (80, 509704), (104, 392080), (116, 351520), (128, 318565), (130, 313664), (145, 281216), (160, 254852), (169, 241280), (208, 196040), (232, 175760), (260, 156832), (290, 140608), (320, 127426), (338, 120640), (377, 108160), (416, 98020), (464, 87880), (520, 78416), (580, 70304), (640, 63713), (676, 60320), (754, 54080), (832, 49010), (845, 48256), (928, 43940), (1040, 39208), (1160, 35152), (1352, 30160), (1508, 27040), (1664, 24505), (1690, 24128), (1856, 21970), (1885, 21632), (2080, 19604), (2197, 18560), (2320, 17576), (2704, 15080), (3016, 13520), (3380, 12064), (3712, 10985), (3770, 10816), (4160, 9802), (4394, 9280), (4640, 8788), (4901, 8320), (5408, 7540), (6032, 6760)]