1905806880

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{307}}^1\times {\mathrm{479}}^1$

素因数の和:813

約数の個数: 240

約数和(自身を含む): 6761905920

約数和(自身を除く): 4856099040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 270, 288, 307, 324, 360, 405, 432, 479, 480, 540, 614, 648, 720, 810, 864, 921, 958, 1080, 1228, 1296, 1437, 1440, 1535, 1620, 1842, 1916, 2160, 2395, 2456, 2592, 2763, 2874, 3070, 3240, 3684, 3832, 4311, 4320, 4605, 4790, 4912, 5526, 5748, 6140, 6480, 7185, 7368, 7664, 8289, 8622, 9210, 9580, 9824, 11052, 11496, 12280, 12933, 12960, 13815, 14370, 14736, 15328, 16578, 17244, 18420, 19160, 21555, 22104, 22992, 24560, 24867, 25866, 27630, 28740, 29472, 33156, 34488, 36840, 38320, 38799, 41445, 43110, 44208, 45984, 49120, 49734, 51732, 55260, 57480, 64665, 66312, 68976, 73680, 76640, 77598, 82890, 86220, 88416, 99468, 103464, 110520, 114960, 124335, 129330, 132624, 137952, 147053, 147360, 155196, 165780, 172440, 193995, 198936, 206928, 221040, 229920, 248670, 258660, 265248, 294106, 310392, 331560, 344880, 387990, 397872, 413856, 441159, 442080, 497340, 517320, 588212, 620784, 663120, 689760, 735265, 775980, 795744, 882318, 994680, 1034640, 1176424, 1241568, 1323477, 1326240, 1470530, 1551960, 1764636, 1989360, 2069280, 2205795, 2352848, 2646954, 2941060, 3103920, 3529272, 3970431, 3978720, 4411590, 4705696, 5293908, 5882120, 6207840, 6617385, 7058544, 7940862, 8823180, 10587816, 11764240, 11911293, 13234770, 14117088, 15881724, 17646360, 19852155, 21175632, 23528480, 23822586, 26469540, 31763448, 35292720, 39704310, 42351264, 47645172, 52939080, 59556465, 63526896, 70585440, 79408620, 95290344, 105878160, 119112930, 127053792, 158817240, 190580688, 211756320, 238225860, 317634480, 381161376, 476451720, 635268960, 952903440, 1905806880]

約数ペア:

[(1, 1905806880), (2, 952903440), (3, 635268960), (4, 476451720), (5, 381161376), (6, 317634480), (8, 238225860), (9, 211756320), (10, 190580688), (12, 158817240), (15, 127053792), (16, 119112930), (18, 105878160), (20, 95290344), (24, 79408620), (27, 70585440), (30, 63526896), (32, 59556465), (36, 52939080), (40, 47645172), (45, 42351264), (48, 39704310), (54, 35292720), (60, 31763448), (72, 26469540), (80, 23822586), (81, 23528480), (90, 21175632), (96, 19852155), (108, 17646360), (120, 15881724), (135, 14117088), (144, 13234770), (160, 11911293), (162, 11764240), (180, 10587816), (216, 8823180), (240, 7940862), (270, 7058544), (288, 6617385), (307, 6207840), (324, 5882120), (360, 5293908), (405, 4705696), (432, 4411590), (479, 3978720), (480, 3970431), (540, 3529272), (614, 3103920), (648, 2941060), (720, 2646954), (810, 2352848), (864, 2205795), (921, 2069280), (958, 1989360), (1080, 1764636), (1228, 1551960), (1296, 1470530), (1437, 1326240), (1440, 1323477), (1535, 1241568), (1620, 1176424), (1842, 1034640), (1916, 994680), (2160, 882318), (2395, 795744), (2456, 775980), (2592, 735265), (2763, 689760), (2874, 663120), (3070, 620784), (3240, 588212), (3684, 517320), (3832, 497340), (4311, 442080), (4320, 441159), (4605, 413856), (4790, 397872), (4912, 387990), (5526, 344880), (5748, 331560), (6140, 310392), (6480, 294106), (7185, 265248), (7368, 258660), (7664, 248670), (8289, 229920), (8622, 221040), (9210, 206928), (9580, 198936), (9824, 193995), (11052, 172440), (11496, 165780), (12280, 155196), (12933, 147360), (12960, 147053), (13815, 137952), (14370, 132624), (14736, 129330), (15328, 124335), (16578, 114960), (17244, 110520), (18420, 103464), (19160, 99468), (21555, 88416), (22104, 86220), (22992, 82890), (24560, 77598), (24867, 76640), (25866, 73680), (27630, 68976), (28740, 66312), (29472, 64665), (33156, 57480), (34488, 55260), (36840, 51732), (38320, 49734), (38799, 49120), (41445, 45984), (43110, 44208)]