78779520

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1$

素因数の和:172

約数の個数: 256

約数和(自身を含む): 287884800

約数和(自身を除く): 209105280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 47, 48, 54, 60, 64, 72, 80, 90, 94, 96, 97, 108, 120, 128, 135, 141, 144, 160, 180, 188, 192, 194, 216, 235, 240, 270, 282, 288, 291, 320, 360, 376, 384, 388, 423, 432, 470, 480, 485, 540, 564, 576, 582, 640, 705, 720, 752, 776, 846, 864, 873, 940, 960, 970, 1080, 1128, 1152, 1164, 1269, 1410, 1440, 1455, 1504, 1552, 1692, 1728, 1746, 1880, 1920, 1940, 2115, 2160, 2256, 2328, 2538, 2619, 2820, 2880, 2910, 3008, 3104, 3384, 3456, 3492, 3760, 3880, 4230, 4320, 4365, 4512, 4559, 4656, 5076, 5238, 5640, 5760, 5820, 6016, 6208, 6345, 6768, 6984, 7520, 7760, 8460, 8640, 8730, 9024, 9118, 9312, 10152, 10476, 11280, 11640, 12416, 12690, 13095, 13536, 13677, 13968, 15040, 15520, 16920, 17280, 17460, 18048, 18236, 18624, 20304, 20952, 22560, 22795, 23280, 25380, 26190, 27072, 27354, 27936, 30080, 31040, 33840, 34920, 36472, 37248, 40608, 41031, 41904, 45120, 45590, 46560, 50760, 52380, 54144, 54708, 55872, 62080, 67680, 68385, 69840, 72944, 81216, 82062, 83808, 90240, 91180, 93120, 101520, 104760, 109416, 111744, 123093, 135360, 136770, 139680, 145888, 162432, 164124, 167616, 182360, 186240, 203040, 205155, 209520, 218832, 246186, 270720, 273540, 279360, 291776, 328248, 335232, 364720, 406080, 410310, 419040, 437664, 492372, 547080, 558720, 583552, 615465, 656496, 729440, 812160, 820620, 838080, 875328, 984744, 1094160, 1230930, 1312992, 1458880, 1641240, 1676160, 1750656, 1969488, 2188320, 2461860, 2625984, 2917760, 3282480, 3938976, 4376640, 4923720, 5251968, 6564960, 7877952, 8753280, 9847440, 13129920, 15755904, 19694880, 26259840, 39389760, 78779520]

約数ペア:

[(1, 78779520), (2, 39389760), (3, 26259840), (4, 19694880), (5, 15755904), (6, 13129920), (8, 9847440), (9, 8753280), (10, 7877952), (12, 6564960), (15, 5251968), (16, 4923720), (18, 4376640), (20, 3938976), (24, 3282480), (27, 2917760), (30, 2625984), (32, 2461860), (36, 2188320), (40, 1969488), (45, 1750656), (47, 1676160), (48, 1641240), (54, 1458880), (60, 1312992), (64, 1230930), (72, 1094160), (80, 984744), (90, 875328), (94, 838080), (96, 820620), (97, 812160), (108, 729440), (120, 656496), (128, 615465), (135, 583552), (141, 558720), (144, 547080), (160, 492372), (180, 437664), (188, 419040), (192, 410310), (194, 406080), (216, 364720), (235, 335232), (240, 328248), (270, 291776), (282, 279360), (288, 273540), (291, 270720), (320, 246186), (360, 218832), (376, 209520), (384, 205155), (388, 203040), (423, 186240), (432, 182360), (470, 167616), (480, 164124), (485, 162432), (540, 145888), (564, 139680), (576, 136770), (582, 135360), (640, 123093), (705, 111744), (720, 109416), (752, 104760), (776, 101520), (846, 93120), (864, 91180), (873, 90240), (940, 83808), (960, 82062), (970, 81216), (1080, 72944), (1128, 69840), (1152, 68385), (1164, 67680), (1269, 62080), (1410, 55872), (1440, 54708), (1455, 54144), (1504, 52380), (1552, 50760), (1692, 46560), (1728, 45590), (1746, 45120), (1880, 41904), (1920, 41031), (1940, 40608), (2115, 37248), (2160, 36472), (2256, 34920), (2328, 33840), (2538, 31040), (2619, 30080), (2820, 27936), (2880, 27354), (2910, 27072), (3008, 26190), (3104, 25380), (3384, 23280), (3456, 22795), (3492, 22560), (3760, 20952), (3880, 20304), (4230, 18624), (4320, 18236), (4365, 18048), (4512, 17460), (4559, 17280), (4656, 16920), (5076, 15520), (5238, 15040), (5640, 13968), (5760, 13677), (5820, 13536), (6016, 13095), (6208, 12690), (6345, 12416), (6768, 11640), (6984, 11280), (7520, 10476), (7760, 10152), (8460, 9312), (8640, 9118), (8730, 9024)]