247715520

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{863}}^1$

素因数の和:919

約数の個数: 224

約数和(自身を含む): 884846592

約数和(自身を除く): 637131072

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 23, 24, 26, 30, 32, 39, 40, 46, 48, 52, 60, 64, 65, 69, 78, 80, 92, 96, 104, 115, 120, 130, 138, 156, 160, 184, 192, 195, 208, 230, 240, 260, 276, 299, 312, 320, 345, 368, 390, 416, 460, 480, 520, 552, 598, 624, 690, 736, 780, 832, 863, 897, 920, 960, 1040, 1104, 1196, 1248, 1380, 1472, 1495, 1560, 1726, 1794, 1840, 2080, 2208, 2392, 2496, 2589, 2760, 2990, 3120, 3452, 3588, 3680, 4160, 4315, 4416, 4485, 4784, 5178, 5520, 5980, 6240, 6904, 7176, 7360, 8630, 8970, 9568, 10356, 11040, 11219, 11960, 12480, 12945, 13808, 14352, 17260, 17940, 19136, 19849, 20712, 22080, 22438, 23920, 25890, 27616, 28704, 33657, 34520, 35880, 39698, 41424, 44876, 47840, 51780, 55232, 56095, 57408, 59547, 67314, 69040, 71760, 79396, 82848, 89752, 95680, 99245, 103560, 112190, 119094, 134628, 138080, 143520, 158792, 165696, 168285, 179504, 198490, 207120, 224380, 238188, 258037, 269256, 276160, 287040, 297735, 317584, 336570, 359008, 396980, 414240, 448760, 476376, 516074, 538512, 595470, 635168, 673140, 718016, 774111, 793960, 828480, 897520, 952752, 1032148, 1077024, 1190940, 1270336, 1290185, 1346280, 1548222, 1587920, 1795040, 1905504, 2064296, 2154048, 2381880, 2580370, 2692560, 3096444, 3175840, 3590080, 3811008, 3870555, 4128592, 4763760, 5160740, 5385120, 6192888, 6351680, 7741110, 8257184, 9527520, 10321480, 10770240, 12385776, 15482220, 16514368, 19055040, 20642960, 24771552, 30964440, 41285920, 49543104, 61928880, 82571840, 123857760, 247715520]

約数ペア:

[(1, 247715520), (2, 123857760), (3, 82571840), (4, 61928880), (5, 49543104), (6, 41285920), (8, 30964440), (10, 24771552), (12, 20642960), (13, 19055040), (15, 16514368), (16, 15482220), (20, 12385776), (23, 10770240), (24, 10321480), (26, 9527520), (30, 8257184), (32, 7741110), (39, 6351680), (40, 6192888), (46, 5385120), (48, 5160740), (52, 4763760), (60, 4128592), (64, 3870555), (65, 3811008), (69, 3590080), (78, 3175840), (80, 3096444), (92, 2692560), (96, 2580370), (104, 2381880), (115, 2154048), (120, 2064296), (130, 1905504), (138, 1795040), (156, 1587920), (160, 1548222), (184, 1346280), (192, 1290185), (195, 1270336), (208, 1190940), (230, 1077024), (240, 1032148), (260, 952752), (276, 897520), (299, 828480), (312, 793960), (320, 774111), (345, 718016), (368, 673140), (390, 635168), (416, 595470), (460, 538512), (480, 516074), (520, 476376), (552, 448760), (598, 414240), (624, 396980), (690, 359008), (736, 336570), (780, 317584), (832, 297735), (863, 287040), (897, 276160), (920, 269256), (960, 258037), (1040, 238188), (1104, 224380), (1196, 207120), (1248, 198490), (1380, 179504), (1472, 168285), (1495, 165696), (1560, 158792), (1726, 143520), (1794, 138080), (1840, 134628), (2080, 119094), (2208, 112190), (2392, 103560), (2496, 99245), (2589, 95680), (2760, 89752), (2990, 82848), (3120, 79396), (3452, 71760), (3588, 69040), (3680, 67314), (4160, 59547), (4315, 57408), (4416, 56095), (4485, 55232), (4784, 51780), (5178, 47840), (5520, 44876), (5980, 41424), (6240, 39698), (6904, 35880), (7176, 34520), (7360, 33657), (8630, 28704), (8970, 27616), (9568, 25890), (10356, 23920), (11040, 22438), (11219, 22080), (11960, 20712), (12480, 19849), (12945, 19136), (13808, 17940), (14352, 17260)]