31078080

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1$

素因数の和:149

約数の個数: 280

約数和(自身を含む): 121706640

約数和(自身を除く): 90628560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 32, 33, 36, 40, 44, 45, 48, 54, 55, 60, 64, 66, 72, 80, 81, 88, 90, 96, 99, 108, 109, 110, 120, 132, 135, 144, 160, 162, 165, 176, 180, 192, 198, 216, 218, 220, 240, 264, 270, 288, 297, 320, 324, 327, 330, 352, 360, 396, 405, 432, 436, 440, 480, 495, 528, 540, 545, 576, 594, 648, 654, 660, 704, 720, 792, 810, 864, 872, 880, 891, 960, 981, 990, 1056, 1080, 1090, 1188, 1199, 1296, 1308, 1320, 1440, 1485, 1584, 1620, 1635, 1728, 1744, 1760, 1782, 1962, 1980, 2112, 2160, 2180, 2376, 2398, 2592, 2616, 2640, 2880, 2943, 2970, 3168, 3240, 3270, 3488, 3520, 3564, 3597, 3924, 3960, 4320, 4360, 4455, 4752, 4796, 4905, 5184, 5232, 5280, 5886, 5940, 5995, 6336, 6480, 6540, 6976, 7128, 7194, 7848, 7920, 8640, 8720, 8829, 8910, 9504, 9592, 9810, 10464, 10560, 10791, 11772, 11880, 11990, 12960, 13080, 14256, 14388, 14715, 15696, 15840, 17440, 17658, 17820, 17985, 19008, 19184, 19620, 20928, 21582, 23544, 23760, 23980, 25920, 26160, 28512, 28776, 29430, 31392, 31680, 32373, 34880, 35316, 35640, 35970, 38368, 39240, 43164, 44145, 47088, 47520, 47960, 52320, 53955, 57024, 57552, 58860, 62784, 64746, 70632, 71280, 71940, 76736, 78480, 86328, 88290, 94176, 95040, 95920, 97119, 104640, 107910, 115104, 117720, 129492, 141264, 142560, 143880, 156960, 161865, 172656, 176580, 188352, 191840, 194238, 215820, 230208, 235440, 258984, 282528, 285120, 287760, 313920, 323730, 345312, 353160, 383680, 388476, 431640, 470880, 485595, 517968, 565056, 575520, 647460, 690624, 706320, 776952, 863280, 941760, 971190, 1035936, 1151040, 1294920, 1412640, 1553904, 1726560, 1942380, 2071872, 2589840, 2825280, 3107808, 3453120, 3884760, 5179680, 6215616, 7769520, 10359360, 15539040, 31078080]

約数ペア:

[(1, 31078080), (2, 15539040), (3, 10359360), (4, 7769520), (5, 6215616), (6, 5179680), (8, 3884760), (9, 3453120), (10, 3107808), (11, 2825280), (12, 2589840), (15, 2071872), (16, 1942380), (18, 1726560), (20, 1553904), (22, 1412640), (24, 1294920), (27, 1151040), (30, 1035936), (32, 971190), (33, 941760), (36, 863280), (40, 776952), (44, 706320), (45, 690624), (48, 647460), (54, 575520), (55, 565056), (60, 517968), (64, 485595), (66, 470880), (72, 431640), (80, 388476), (81, 383680), (88, 353160), (90, 345312), (96, 323730), (99, 313920), (108, 287760), (109, 285120), (110, 282528), (120, 258984), (132, 235440), (135, 230208), (144, 215820), (160, 194238), (162, 191840), (165, 188352), (176, 176580), (180, 172656), (192, 161865), (198, 156960), (216, 143880), (218, 142560), (220, 141264), (240, 129492), (264, 117720), (270, 115104), (288, 107910), (297, 104640), (320, 97119), (324, 95920), (327, 95040), (330, 94176), (352, 88290), (360, 86328), (396, 78480), (405, 76736), (432, 71940), (436, 71280), (440, 70632), (480, 64746), (495, 62784), (528, 58860), (540, 57552), (545, 57024), (576, 53955), (594, 52320), (648, 47960), (654, 47520), (660, 47088), (704, 44145), (720, 43164), (792, 39240), (810, 38368), (864, 35970), (872, 35640), (880, 35316), (891, 34880), (960, 32373), (981, 31680), (990, 31392), (1056, 29430), (1080, 28776), (1090, 28512), (1188, 26160), (1199, 25920), (1296, 23980), (1308, 23760), (1320, 23544), (1440, 21582), (1485, 20928), (1584, 19620), (1620, 19184), (1635, 19008), (1728, 17985), (1744, 17820), (1760, 17658), (1782, 17440), (1962, 15840), (1980, 15696), (2112, 14715), (2160, 14388), (2180, 14256), (2376, 13080), (2398, 12960), (2592, 11990), (2616, 11880), (2640, 11772), (2880, 10791), (2943, 10560), (2970, 10464), (3168, 9810), (3240, 9592), (3270, 9504), (3488, 8910), (3520, 8829), (3564, 8720), (3597, 8640), (3924, 7920), (3960, 7848), (4320, 7194), (4360, 7128), (4455, 6976), (4752, 6540), (4796, 6480), (4905, 6336), (5184, 5995), (5232, 5940), (5280, 5886)]