447707520

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1993}}^1$

素因数の和:2034

約数の個数: 256

約数和(自身を含む): 1708459200

約数和(自身を除く): 1260751680

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, 64, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 128, 130, 135, 144, 156, 160, 180, 192, 195, 208, 216, 234, 240, 260, 270, 288, 312, 320, 351, 360, 384, 390, 416, 432, 468, 480, 520, 540, 576, 585, 624, 640, 702, 720, 780, 832, 864, 936, 960, 1040, 1080, 1152, 1170, 1248, 1404, 1440, 1560, 1664, 1728, 1755, 1872, 1920, 1993, 2080, 2160, 2340, 2496, 2808, 2880, 3120, 3456, 3510, 3744, 3986, 4160, 4320, 4680, 4992, 5616, 5760, 5979, 6240, 7020, 7488, 7972, 8320, 8640, 9360, 9965, 11232, 11958, 12480, 14040, 14976, 15944, 17280, 17937, 18720, 19930, 22464, 23916, 24960, 25909, 28080, 29895, 31888, 35874, 37440, 39860, 44928, 47832, 51818, 53811, 56160, 59790, 63776, 71748, 74880, 77727, 79720, 89685, 95664, 103636, 107622, 112320, 119580, 127552, 129545, 143496, 155454, 159440, 179370, 191328, 207272, 215244, 224640, 233181, 239160, 255104, 259090, 269055, 286992, 310908, 318880, 358740, 382656, 388635, 414544, 430488, 466362, 478320, 518180, 538110, 573984, 621816, 637760, 699543, 717480, 765312, 777270, 829088, 860976, 932724, 956640, 1036360, 1076220, 1147968, 1165905, 1243632, 1275520, 1399086, 1434960, 1554540, 1658176, 1721952, 1865448, 1913280, 2072720, 2152440, 2295936, 2331810, 2487264, 2798172, 2869920, 3109080, 3316352, 3443904, 3497715, 3730896, 3826560, 4145440, 4304880, 4663620, 4974528, 5596344, 5739840, 6218160, 6887808, 6995430, 7461792, 8290880, 8609760, 9327240, 9949056, 11192688, 11479680, 12436320, 13990860, 14923584, 16581760, 17219520, 18654480, 22385376, 24872640, 27981720, 29847168, 34439040, 37308960, 44770752, 49745280, 55963440, 74617920, 89541504, 111926880, 149235840, 223853760, 447707520]

約数ペア:

[(1, 447707520), (2, 223853760), (3, 149235840), (4, 111926880), (5, 89541504), (6, 74617920), (8, 55963440), (9, 49745280), (10, 44770752), (12, 37308960), (13, 34439040), (15, 29847168), (16, 27981720), (18, 24872640), (20, 22385376), (24, 18654480), (26, 17219520), (27, 16581760), (30, 14923584), (32, 13990860), (36, 12436320), (39, 11479680), (40, 11192688), (45, 9949056), (48, 9327240), (52, 8609760), (54, 8290880), (60, 7461792), (64, 6995430), (65, 6887808), (72, 6218160), (78, 5739840), (80, 5596344), (90, 4974528), (96, 4663620), (104, 4304880), (108, 4145440), (117, 3826560), (120, 3730896), (128, 3497715), (130, 3443904), (135, 3316352), (144, 3109080), (156, 2869920), (160, 2798172), (180, 2487264), (192, 2331810), (195, 2295936), (208, 2152440), (216, 2072720), (234, 1913280), (240, 1865448), (260, 1721952), (270, 1658176), (288, 1554540), (312, 1434960), (320, 1399086), (351, 1275520), (360, 1243632), (384, 1165905), (390, 1147968), (416, 1076220), (432, 1036360), (468, 956640), (480, 932724), (520, 860976), (540, 829088), (576, 777270), (585, 765312), (624, 717480), (640, 699543), (702, 637760), (720, 621816), (780, 573984), (832, 538110), (864, 518180), (936, 478320), (960, 466362), (1040, 430488), (1080, 414544), (1152, 388635), (1170, 382656), (1248, 358740), (1404, 318880), (1440, 310908), (1560, 286992), (1664, 269055), (1728, 259090), (1755, 255104), (1872, 239160), (1920, 233181), (1993, 224640), (2080, 215244), (2160, 207272), (2340, 191328), (2496, 179370), (2808, 159440), (2880, 155454), (3120, 143496), (3456, 129545), (3510, 127552), (3744, 119580), (3986, 112320), (4160, 107622), (4320, 103636), (4680, 95664), (4992, 89685), (5616, 79720), (5760, 77727), (5979, 74880), (6240, 71748), (7020, 63776), (7488, 59790), (7972, 56160), (8320, 53811), (8640, 51818), (9360, 47832), (9965, 44928), (11232, 39860), (11958, 37440), (12480, 35874), (14040, 31888), (14976, 29895), (15944, 28080), (17280, 25909), (17937, 24960), (18720, 23916), (19930, 22464)]