400508160

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:221

約数の個数: 288

約数和(自身を含む): 1409280768

約数和(自身を除く): 1008772608

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, 71, 78, 80, 96, 104, 113, 120, 128, 130, 142, 156, 160, 192, 195, 208, 213, 226, 240, 256, 260, 284, 312, 320, 339, 355, 384, 390, 416, 426, 452, 480, 520, 565, 568, 624, 640, 678, 710, 768, 780, 832, 852, 904, 923, 960, 1040, 1065, 1130, 1136, 1248, 1280, 1356, 1420, 1469, 1560, 1664, 1695, 1704, 1808, 1846, 1920, 2080, 2130, 2260, 2272, 2496, 2712, 2769, 2840, 2938, 3120, 3328, 3390, 3408, 3616, 3692, 3840, 4160, 4260, 4407, 4520, 4544, 4615, 4992, 5424, 5538, 5680, 5876, 6240, 6780, 6816, 7232, 7345, 7384, 8023, 8320, 8520, 8814, 9040, 9088, 9230, 9984, 10848, 11076, 11360, 11752, 12480, 13560, 13632, 13845, 14464, 14690, 14768, 16046, 16640, 17040, 17628, 18080, 18176, 18460, 21696, 22035, 22152, 22720, 23504, 24069, 24960, 27120, 27264, 27690, 28928, 29380, 29536, 32092, 34080, 35256, 36160, 36920, 40115, 43392, 44070, 44304, 45440, 47008, 48138, 49920, 54240, 54528, 55380, 58760, 59072, 64184, 68160, 70512, 72320, 73840, 80230, 86784, 88140, 88608, 90880, 94016, 96276, 104299, 108480, 110760, 117520, 118144, 120345, 128368, 136320, 141024, 144640, 147680, 160460, 176280, 177216, 188032, 192552, 208598, 216960, 221520, 235040, 236288, 240690, 256736, 272640, 282048, 295360, 312897, 320920, 352560, 354432, 376064, 385104, 417196, 433920, 443040, 470080, 481380, 513472, 521495, 564096, 590720, 625794, 641840, 705120, 708864, 770208, 834392, 886080, 940160, 962760, 1026944, 1042990, 1128192, 1181440, 1251588, 1283680, 1410240, 1540416, 1564485, 1668784, 1772160, 1880320, 1925520, 2053888, 2085980, 2503176, 2567360, 2820480, 3080832, 3128970, 3337568, 3544320, 3851040, 4171960, 5006352, 5134720, 5640960, 6161664, 6257940, 6675136, 7702080, 8343920, 10012704, 10269440, 12515880, 13350272, 15404160, 16687840, 20025408, 25031760, 26700544, 30808320, 33375680, 40050816, 50063520, 66751360, 80101632, 100127040, 133502720, 200254080, 400508160]

約数ペア:

[(1, 400508160), (2, 200254080), (3, 133502720), (4, 100127040), (5, 80101632), (6, 66751360), (8, 50063520), (10, 40050816), (12, 33375680), (13, 30808320), (15, 26700544), (16, 25031760), (20, 20025408), (24, 16687840), (26, 15404160), (30, 13350272), (32, 12515880), (39, 10269440), (40, 10012704), (48, 8343920), (52, 7702080), (60, 6675136), (64, 6257940), (65, 6161664), (71, 5640960), (78, 5134720), (80, 5006352), (96, 4171960), (104, 3851040), (113, 3544320), (120, 3337568), (128, 3128970), (130, 3080832), (142, 2820480), (156, 2567360), (160, 2503176), (192, 2085980), (195, 2053888), (208, 1925520), (213, 1880320), (226, 1772160), (240, 1668784), (256, 1564485), (260, 1540416), (284, 1410240), (312, 1283680), (320, 1251588), (339, 1181440), (355, 1128192), (384, 1042990), (390, 1026944), (416, 962760), (426, 940160), (452, 886080), (480, 834392), (520, 770208), (565, 708864), (568, 705120), (624, 641840), (640, 625794), (678, 590720), (710, 564096), (768, 521495), (780, 513472), (832, 481380), (852, 470080), (904, 443040), (923, 433920), (960, 417196), (1040, 385104), (1065, 376064), (1130, 354432), (1136, 352560), (1248, 320920), (1280, 312897), (1356, 295360), (1420, 282048), (1469, 272640), (1560, 256736), (1664, 240690), (1695, 236288), (1704, 235040), (1808, 221520), (1846, 216960), (1920, 208598), (2080, 192552), (2130, 188032), (2260, 177216), (2272, 176280), (2496, 160460), (2712, 147680), (2769, 144640), (2840, 141024), (2938, 136320), (3120, 128368), (3328, 120345), (3390, 118144), (3408, 117520), (3616, 110760), (3692, 108480), (3840, 104299), (4160, 96276), (4260, 94016), (4407, 90880), (4520, 88608), (4544, 88140), (4615, 86784), (4992, 80230), (5424, 73840), (5538, 72320), (5680, 70512), (5876, 68160), (6240, 64184), (6780, 59072), (6816, 58760), (7232, 55380), (7345, 54528), (7384, 54240), (8023, 49920), (8320, 48138), (8520, 47008), (8814, 45440), (9040, 44304), (9088, 44070), (9230, 43392), (9984, 40115), (10848, 36920), (11076, 36160), (11360, 35256), (11752, 34080), (12480, 32092), (13560, 29536), (13632, 29380), (13845, 28928), (14464, 27690), (14690, 27264), (14768, 27120), (16046, 24960), (16640, 24069), (17040, 23504), (17628, 22720), (18080, 22152), (18176, 22035), (18460, 21696)]