20326913280

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{18973}}^1$

素因数の和:19034

約数の個数: 288

約数和(自身を含む): 74463083520

約数和(自身を除く): 54136170240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 64, 72, 80, 90, 93, 96, 108, 120, 124, 128, 135, 144, 155, 160, 180, 186, 192, 216, 240, 248, 256, 270, 279, 288, 310, 320, 360, 372, 384, 432, 465, 480, 496, 540, 558, 576, 620, 640, 720, 744, 768, 837, 864, 930, 960, 992, 1080, 1116, 1152, 1240, 1280, 1395, 1440, 1488, 1674, 1728, 1860, 1920, 1984, 2160, 2232, 2304, 2480, 2790, 2880, 2976, 3348, 3456, 3720, 3840, 3968, 4185, 4320, 4464, 4960, 5580, 5760, 5952, 6696, 6912, 7440, 7936, 8370, 8640, 8928, 9920, 11160, 11520, 11904, 13392, 14880, 16740, 17280, 17856, 18973, 19840, 22320, 23808, 26784, 29760, 33480, 34560, 35712, 37946, 39680, 44640, 53568, 56919, 59520, 66960, 71424, 75892, 89280, 94865, 107136, 113838, 119040, 133920, 151784, 170757, 178560, 189730, 214272, 227676, 267840, 284595, 303568, 341514, 357120, 379460, 455352, 512271, 535680, 569190, 588163, 607136, 683028, 758920, 853785, 910704, 1024542, 1071360, 1138380, 1176326, 1214272, 1366056, 1517840, 1707570, 1764489, 1821408, 2049084, 2276760, 2352652, 2428544, 2561355, 2732112, 2940815, 3035680, 3415140, 3528978, 3642816, 4098168, 4553520, 4705304, 4857088, 5122710, 5293467, 5464224, 5881630, 6071360, 6830280, 7057956, 7285632, 8196336, 8822445, 9107040, 9410608, 10245420, 10586934, 10928448, 11763260, 12142720, 13660560, 14115912, 14571264, 15880401, 16392672, 17644890, 18214080, 18821216, 20490840, 21173868, 21856896, 23526520, 24285440, 26467335, 27321120, 28231824, 31760802, 32785344, 35289780, 36428160, 37642432, 40981680, 42347736, 43713792, 47053040, 52934670, 54642240, 56463648, 63521604, 65570688, 70579560, 72856320, 75284864, 79402005, 81963360, 84695472, 94106080, 105869340, 109284480, 112927296, 127043208, 131141376, 141159120, 150569728, 158804010, 163926720, 169390944, 188212160, 211738680, 218568960, 225854592, 254086416, 282318240, 317608020, 327853440, 338781888, 376424320, 423477360, 451709184, 508172832, 564636480, 635216040, 655706880, 677563776, 752848640, 846954720, 1016345664, 1129272960, 1270432080, 1355127552, 1693909440, 2032691328, 2258545920, 2540864160, 3387818880, 4065382656, 5081728320, 6775637760, 10163456640, 20326913280]

約数ペア:

[(1, 20326913280), (2, 10163456640), (3, 6775637760), (4, 5081728320), (5, 4065382656), (6, 3387818880), (8, 2540864160), (9, 2258545920), (10, 2032691328), (12, 1693909440), (15, 1355127552), (16, 1270432080), (18, 1129272960), (20, 1016345664), (24, 846954720), (27, 752848640), (30, 677563776), (31, 655706880), (32, 635216040), (36, 564636480), (40, 508172832), (45, 451709184), (48, 423477360), (54, 376424320), (60, 338781888), (62, 327853440), (64, 317608020), (72, 282318240), (80, 254086416), (90, 225854592), (93, 218568960), (96, 211738680), (108, 188212160), (120, 169390944), (124, 163926720), (128, 158804010), (135, 150569728), (144, 141159120), (155, 131141376), (160, 127043208), (180, 112927296), (186, 109284480), (192, 105869340), (216, 94106080), (240, 84695472), (248, 81963360), (256, 79402005), (270, 75284864), (279, 72856320), (288, 70579560), (310, 65570688), (320, 63521604), (360, 56463648), (372, 54642240), (384, 52934670), (432, 47053040), (465, 43713792), (480, 42347736), (496, 40981680), (540, 37642432), (558, 36428160), (576, 35289780), (620, 32785344), (640, 31760802), (720, 28231824), (744, 27321120), (768, 26467335), (837, 24285440), (864, 23526520), (930, 21856896), (960, 21173868), (992, 20490840), (1080, 18821216), (1116, 18214080), (1152, 17644890), (1240, 16392672), (1280, 15880401), (1395, 14571264), (1440, 14115912), (1488, 13660560), (1674, 12142720), (1728, 11763260), (1860, 10928448), (1920, 10586934), (1984, 10245420), (2160, 9410608), (2232, 9107040), (2304, 8822445), (2480, 8196336), (2790, 7285632), (2880, 7057956), (2976, 6830280), (3348, 6071360), (3456, 5881630), (3720, 5464224), (3840, 5293467), (3968, 5122710), (4185, 4857088), (4320, 4705304), (4464, 4553520), (4960, 4098168), (5580, 3642816), (5760, 3528978), (5952, 3415140), (6696, 3035680), (6912, 2940815), (7440, 2732112), (7936, 2561355), (8370, 2428544), (8640, 2352652), (8928, 2276760), (9920, 2049084), (11160, 1821408), (11520, 1764489), (11904, 1707570), (13392, 1517840), (14880, 1366056), (16740, 1214272), (17280, 1176326), (17856, 1138380), (18973, 1071360), (19840, 1024542), (22320, 910704), (23808, 853785), (26784, 758920), (29760, 683028), (33480, 607136), (34560, 588163), (35712, 569190), (37946, 535680), (39680, 512271), (44640, 455352), (53568, 379460), (56919, 357120), (59520, 341514), (66960, 303568), (71424, 284595), (75892, 267840), (89280, 227676), (94865, 214272), (107136, 189730), (113838, 178560), (119040, 170757), (133920, 151784)]