278703360

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1861}}^1$

素因数の和:1901

約数の個数: 216

約数和(自身を含む): 1039018344

約数和(自身を除く): 760314984

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 128, 130, 144, 156, 160, 180, 192, 195, 208, 234, 240, 256, 260, 288, 312, 320, 360, 384, 390, 416, 468, 480, 520, 576, 585, 624, 640, 720, 768, 780, 832, 936, 960, 1040, 1152, 1170, 1248, 1280, 1440, 1560, 1664, 1861, 1872, 1920, 2080, 2304, 2340, 2496, 2880, 3120, 3328, 3722, 3744, 3840, 4160, 4680, 4992, 5583, 5760, 6240, 7444, 7488, 8320, 9305, 9360, 9984, 11166, 11520, 12480, 14888, 14976, 16640, 16749, 18610, 18720, 22332, 24193, 24960, 27915, 29776, 29952, 33498, 37220, 37440, 44664, 48386, 49920, 55830, 59552, 66996, 72579, 74440, 74880, 83745, 89328, 96772, 111660, 119104, 120965, 133992, 145158, 148880, 149760, 167490, 178656, 193544, 217737, 223320, 238208, 241930, 267984, 290316, 297760, 334980, 357312, 362895, 387088, 435474, 446640, 476416, 483860, 535968, 580632, 595520, 669960, 714624, 725790, 774176, 870948, 893280, 967720, 1071936, 1088685, 1161264, 1191040, 1339920, 1429248, 1451580, 1548352, 1741896, 1786560, 1935440, 2143872, 2177370, 2322528, 2382080, 2679840, 2903160, 3096704, 3483792, 3573120, 3870880, 4287744, 4354740, 4645056, 5359680, 5806320, 6193408, 6967584, 7146240, 7741760, 8709480, 9290112, 10719360, 11612640, 13935168, 15483520, 17418960, 18580224, 21438720, 23225280, 27870336, 30967040, 34837920, 46450560, 55740672, 69675840, 92901120, 139351680, 278703360]

約数ペア:

[(1, 278703360), (2, 139351680), (3, 92901120), (4, 69675840), (5, 55740672), (6, 46450560), (8, 34837920), (9, 30967040), (10, 27870336), (12, 23225280), (13, 21438720), (15, 18580224), (16, 17418960), (18, 15483520), (20, 13935168), (24, 11612640), (26, 10719360), (30, 9290112), (32, 8709480), (36, 7741760), (39, 7146240), (40, 6967584), (45, 6193408), (48, 5806320), (52, 5359680), (60, 4645056), (64, 4354740), (65, 4287744), (72, 3870880), (78, 3573120), (80, 3483792), (90, 3096704), (96, 2903160), (104, 2679840), (117, 2382080), (120, 2322528), (128, 2177370), (130, 2143872), (144, 1935440), (156, 1786560), (160, 1741896), (180, 1548352), (192, 1451580), (195, 1429248), (208, 1339920), (234, 1191040), (240, 1161264), (256, 1088685), (260, 1071936), (288, 967720), (312, 893280), (320, 870948), (360, 774176), (384, 725790), (390, 714624), (416, 669960), (468, 595520), (480, 580632), (520, 535968), (576, 483860), (585, 476416), (624, 446640), (640, 435474), (720, 387088), (768, 362895), (780, 357312), (832, 334980), (936, 297760), (960, 290316), (1040, 267984), (1152, 241930), (1170, 238208), (1248, 223320), (1280, 217737), (1440, 193544), (1560, 178656), (1664, 167490), (1861, 149760), (1872, 148880), (1920, 145158), (2080, 133992), (2304, 120965), (2340, 119104), (2496, 111660), (2880, 96772), (3120, 89328), (3328, 83745), (3722, 74880), (3744, 74440), (3840, 72579), (4160, 66996), (4680, 59552), (4992, 55830), (5583, 49920), (5760, 48386), (6240, 44664), (7444, 37440), (7488, 37220), (8320, 33498), (9305, 29952), (9360, 29776), (9984, 27915), (11166, 24960), (11520, 24193), (12480, 22332), (14888, 18720), (14976, 18610), (16640, 16749)]