278254080

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{929}}^1$

素因数の和:971

約数の個数: 240

約数和(自身を含む): 1038917880

約数和(自身を除く): 760663800

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, 512, 520, 576, 585, 624, 640, 720, 768, 780, 832, 929, 936, 960, 1040, 1152, 1170, 1248, 1280, 1440, 1536, 1560, 1664, 1858, 1872, 1920, 2080, 2304, 2340, 2496, 2560, 2787, 2880, 3120, 3328, 3716, 3744, 3840, 4160, 4608, 4645, 4680, 4992, 5574, 5760, 6240, 6656, 7432, 7488, 7680, 8320, 8361, 9290, 9360, 9984, 11148, 11520, 12077, 12480, 13935, 14864, 14976, 16640, 16722, 18580, 18720, 19968, 22296, 23040, 24154, 24960, 27870, 29728, 29952, 33280, 33444, 36231, 37160, 37440, 41805, 44592, 48308, 49920, 55740, 59456, 59904, 60385, 66888, 72462, 74320, 74880, 83610, 89184, 96616, 99840, 108693, 111480, 118912, 120770, 133776, 144924, 148640, 149760, 167220, 178368, 181155, 193232, 217386, 222960, 237824, 241540, 267552, 289848, 297280, 299520, 334440, 356736, 362310, 386464, 434772, 445920, 475648, 483080, 535104, 543465, 579696, 594560, 668880, 713472, 724620, 772928, 869544, 891840, 966160, 1070208, 1086930, 1159392, 1189120, 1337760, 1426944, 1449240, 1545856, 1739088, 1783680, 1932320, 2140416, 2173860, 2318784, 2378240, 2675520, 2898480, 3091712, 3478176, 3567360, 3864640, 4280832, 4347720, 4637568, 5351040, 5796960, 6183424, 6956352, 7134720, 7729280, 8695440, 9275136, 10702080, 11593920, 13912704, 15458560, 17390880, 18550272, 21404160, 23187840, 27825408, 30917120, 34781760, 46375680, 55650816, 69563520, 92751360, 139127040, 278254080]

約数ペア:

[(1, 278254080), (2, 139127040), (3, 92751360), (4, 69563520), (5, 55650816), (6, 46375680), (8, 34781760), (9, 30917120), (10, 27825408), (12, 23187840), (13, 21404160), (15, 18550272), (16, 17390880), (18, 15458560), (20, 13912704), (24, 11593920), (26, 10702080), (30, 9275136), (32, 8695440), (36, 7729280), (39, 7134720), (40, 6956352), (45, 6183424), (48, 5796960), (52, 5351040), (60, 4637568), (64, 4347720), (65, 4280832), (72, 3864640), (78, 3567360), (80, 3478176), (90, 3091712), (96, 2898480), (104, 2675520), (117, 2378240), (120, 2318784), (128, 2173860), (130, 2140416), (144, 1932320), (156, 1783680), (160, 1739088), (180, 1545856), (192, 1449240), (195, 1426944), (208, 1337760), (234, 1189120), (240, 1159392), (256, 1086930), (260, 1070208), (288, 966160), (312, 891840), (320, 869544), (360, 772928), (384, 724620), (390, 713472), (416, 668880), (468, 594560), (480, 579696), (512, 543465), (520, 535104), (576, 483080), (585, 475648), (624, 445920), (640, 434772), (720, 386464), (768, 362310), (780, 356736), (832, 334440), (929, 299520), (936, 297280), (960, 289848), (1040, 267552), (1152, 241540), (1170, 237824), (1248, 222960), (1280, 217386), (1440, 193232), (1536, 181155), (1560, 178368), (1664, 167220), (1858, 149760), (1872, 148640), (1920, 144924), (2080, 133776), (2304, 120770), (2340, 118912), (2496, 111480), (2560, 108693), (2787, 99840), (2880, 96616), (3120, 89184), (3328, 83610), (3716, 74880), (3744, 74320), (3840, 72462), (4160, 66888), (4608, 60385), (4645, 59904), (4680, 59456), (4992, 55740), (5574, 49920), (5760, 48308), (6240, 44592), (6656, 41805), (7432, 37440), (7488, 37160), (7680, 36231), (8320, 33444), (8361, 33280), (9290, 29952), (9360, 29728), (9984, 27870), (11148, 24960), (11520, 24154), (12077, 23040), (12480, 22296), (13935, 19968), (14864, 18720), (14976, 18580), (16640, 16722)]