51723360

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1$

素因数の和:347

約数の個数: 240

約数和(自身を含む): 197222256

約数和(自身を除く): 145498896

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 81, 90, 96, 104, 108, 117, 120, 130, 135, 144, 156, 160, 162, 180, 195, 208, 216, 234, 240, 260, 270, 288, 307, 312, 324, 351, 360, 390, 405, 416, 432, 468, 480, 520, 540, 585, 614, 624, 648, 702, 720, 780, 810, 864, 921, 936, 1040, 1053, 1080, 1170, 1228, 1248, 1296, 1404, 1440, 1535, 1560, 1620, 1755, 1842, 1872, 2080, 2106, 2160, 2340, 2456, 2592, 2763, 2808, 3070, 3120, 3240, 3510, 3684, 3744, 3991, 4212, 4320, 4605, 4680, 4912, 5265, 5526, 5616, 6140, 6240, 6480, 7020, 7368, 7982, 8289, 8424, 9210, 9360, 9824, 10530, 11052, 11232, 11973, 12280, 12960, 13815, 14040, 14736, 15964, 16578, 16848, 18420, 18720, 19955, 21060, 22104, 23946, 24560, 24867, 27630, 28080, 29472, 31928, 33156, 33696, 35919, 36840, 39910, 41445, 42120, 44208, 47892, 49120, 49734, 55260, 56160, 59865, 63856, 66312, 71838, 73680, 79820, 82890, 84240, 88416, 95784, 99468, 107757, 110520, 119730, 124335, 127712, 132624, 143676, 147360, 159640, 165780, 168480, 179595, 191568, 198936, 215514, 221040, 239460, 248670, 265248, 287352, 319280, 323271, 331560, 359190, 383136, 397872, 431028, 442080, 478920, 497340, 538785, 574704, 638560, 646542, 663120, 718380, 795744, 862056, 957840, 994680, 1077570, 1149408, 1293084, 1326240, 1436760, 1616355, 1724112, 1915680, 1989360, 2155140, 2586168, 2873520, 3232710, 3448224, 3978720, 4310280, 5172336, 5747040, 6465420, 8620560, 10344672, 12930840, 17241120, 25861680, 51723360]

約数ペア:

[(1, 51723360), (2, 25861680), (3, 17241120), (4, 12930840), (5, 10344672), (6, 8620560), (8, 6465420), (9, 5747040), (10, 5172336), (12, 4310280), (13, 3978720), (15, 3448224), (16, 3232710), (18, 2873520), (20, 2586168), (24, 2155140), (26, 1989360), (27, 1915680), (30, 1724112), (32, 1616355), (36, 1436760), (39, 1326240), (40, 1293084), (45, 1149408), (48, 1077570), (52, 994680), (54, 957840), (60, 862056), (65, 795744), (72, 718380), (78, 663120), (80, 646542), (81, 638560), (90, 574704), (96, 538785), (104, 497340), (108, 478920), (117, 442080), (120, 431028), (130, 397872), (135, 383136), (144, 359190), (156, 331560), (160, 323271), (162, 319280), (180, 287352), (195, 265248), (208, 248670), (216, 239460), (234, 221040), (240, 215514), (260, 198936), (270, 191568), (288, 179595), (307, 168480), (312, 165780), (324, 159640), (351, 147360), (360, 143676), (390, 132624), (405, 127712), (416, 124335), (432, 119730), (468, 110520), (480, 107757), (520, 99468), (540, 95784), (585, 88416), (614, 84240), (624, 82890), (648, 79820), (702, 73680), (720, 71838), (780, 66312), (810, 63856), (864, 59865), (921, 56160), (936, 55260), (1040, 49734), (1053, 49120), (1080, 47892), (1170, 44208), (1228, 42120), (1248, 41445), (1296, 39910), (1404, 36840), (1440, 35919), (1535, 33696), (1560, 33156), (1620, 31928), (1755, 29472), (1842, 28080), (1872, 27630), (2080, 24867), (2106, 24560), (2160, 23946), (2340, 22104), (2456, 21060), (2592, 19955), (2763, 18720), (2808, 18420), (3070, 16848), (3120, 16578), (3240, 15964), (3510, 14736), (3684, 14040), (3744, 13815), (3991, 12960), (4212, 12280), (4320, 11973), (4605, 11232), (4680, 11052), (4912, 10530), (5265, 9824), (5526, 9360), (5616, 9210), (6140, 8424), (6240, 8289), (6480, 7982), (7020, 7368)]