20920436160

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{379}}^1\times {\mathrm{4423}}^1$

素因数の和:4835

約数の個数: 224

約数和(自身を含む): 71736752640

約数和(自身を除く): 50816316480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 379, 390, 416, 480, 520, 624, 758, 780, 832, 960, 1040, 1137, 1248, 1516, 1560, 1895, 2080, 2274, 2496, 3032, 3120, 3790, 4160, 4423, 4548, 4927, 5685, 6064, 6240, 7580, 8846, 9096, 9854, 11370, 12128, 12480, 13269, 14781, 15160, 17692, 18192, 19708, 22115, 22740, 24256, 24635, 26538, 29562, 30320, 35384, 36384, 39416, 44230, 45480, 49270, 53076, 57499, 59124, 60640, 66345, 70768, 72768, 73905, 78832, 88460, 90960, 98540, 106152, 114998, 118248, 121280, 132690, 141536, 147810, 157664, 172497, 176920, 181920, 197080, 212304, 229996, 236496, 265380, 283072, 287495, 295620, 315328, 344994, 353840, 363840, 394160, 424608, 459992, 472992, 530760, 574990, 591240, 689988, 707680, 788320, 849216, 862485, 919984, 945984, 1061520, 1149980, 1182480, 1379976, 1415360, 1576640, 1676317, 1724970, 1839968, 2123040, 2299960, 2364960, 2759952, 3352634, 3449940, 3679936, 4246080, 4599920, 4729920, 5028951, 5519904, 6705268, 6899880, 8381585, 9199840, 10057902, 11039808, 13410536, 13799760, 16763170, 18399680, 20115804, 21792121, 25144755, 26821072, 27599520, 33526340, 40231608, 43584242, 50289510, 53642144, 55199040, 65376363, 67052680, 80463216, 87168484, 100579020, 107284288, 108960605, 130752726, 134105360, 160926432, 174336968, 201158040, 217921210, 261505452, 268210720, 321852864, 326881815, 348673936, 402316080, 435842420, 523010904, 536421440, 653763630, 697347872, 804632160, 871684840, 1046021808, 1307527260, 1394695744, 1609264320, 1743369680, 2092043616, 2615054520, 3486739360, 4184087232, 5230109040, 6973478720, 10460218080, 20920436160]

約数ペア:

[(1, 20920436160), (2, 10460218080), (3, 6973478720), (4, 5230109040), (5, 4184087232), (6, 3486739360), (8, 2615054520), (10, 2092043616), (12, 1743369680), (13, 1609264320), (15, 1394695744), (16, 1307527260), (20, 1046021808), (24, 871684840), (26, 804632160), (30, 697347872), (32, 653763630), (39, 536421440), (40, 523010904), (48, 435842420), (52, 402316080), (60, 348673936), (64, 326881815), (65, 321852864), (78, 268210720), (80, 261505452), (96, 217921210), (104, 201158040), (120, 174336968), (130, 160926432), (156, 134105360), (160, 130752726), (192, 108960605), (195, 107284288), (208, 100579020), (240, 87168484), (260, 80463216), (312, 67052680), (320, 65376363), (379, 55199040), (390, 53642144), (416, 50289510), (480, 43584242), (520, 40231608), (624, 33526340), (758, 27599520), (780, 26821072), (832, 25144755), (960, 21792121), (1040, 20115804), (1137, 18399680), (1248, 16763170), (1516, 13799760), (1560, 13410536), (1895, 11039808), (2080, 10057902), (2274, 9199840), (2496, 8381585), (3032, 6899880), (3120, 6705268), (3790, 5519904), (4160, 5028951), (4423, 4729920), (4548, 4599920), (4927, 4246080), (5685, 3679936), (6064, 3449940), (6240, 3352634), (7580, 2759952), (8846, 2364960), (9096, 2299960), (9854, 2123040), (11370, 1839968), (12128, 1724970), (12480, 1676317), (13269, 1576640), (14781, 1415360), (15160, 1379976), (17692, 1182480), (18192, 1149980), (19708, 1061520), (22115, 945984), (22740, 919984), (24256, 862485), (24635, 849216), (26538, 788320), (29562, 707680), (30320, 689988), (35384, 591240), (36384, 574990), (39416, 530760), (44230, 472992), (45480, 459992), (49270, 424608), (53076, 394160), (57499, 363840), (59124, 353840), (60640, 344994), (66345, 315328), (70768, 295620), (72768, 287495), (73905, 283072), (78832, 265380), (88460, 236496), (90960, 229996), (98540, 212304), (106152, 197080), (114998, 181920), (118248, 176920), (121280, 172497), (132690, 157664), (141536, 147810)]