8717813120

素因数分解:

$2^7\times 5^1\times {\mathrm{43}}^2\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:297

約数の個数: 192

約数和(自身を含む): 21895952400

約数和(自身を除く): 13178139280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 53, 64, 80, 86, 106, 128, 139, 160, 172, 212, 215, 265, 278, 320, 344, 424, 430, 530, 556, 640, 688, 695, 848, 860, 1060, 1112, 1376, 1390, 1696, 1720, 1849, 2120, 2224, 2279, 2752, 2780, 3392, 3440, 3698, 4240, 4448, 4558, 5504, 5560, 5977, 6784, 6880, 7367, 7396, 8480, 8896, 9116, 9245, 11120, 11395, 11954, 13760, 14734, 14792, 16960, 17792, 18232, 18490, 22240, 22790, 23908, 27520, 29468, 29584, 29885, 33920, 36464, 36835, 36980, 44480, 45580, 47816, 58936, 59168, 59770, 72928, 73670, 73960, 88960, 91160, 95632, 97997, 117872, 118336, 119540, 145856, 147340, 147920, 182320, 191264, 195994, 235744, 236672, 239080, 257011, 291712, 294680, 295840, 316781, 364640, 382528, 391988, 471488, 478160, 489985, 514022, 589360, 591680, 633562, 729280, 765056, 783976, 942976, 956320, 979970, 1028044, 1178720, 1183360, 1267124, 1285055, 1458560, 1567952, 1583905, 1912640, 1959940, 2056088, 2357440, 2534248, 2570110, 3135904, 3167810, 3825280, 3919880, 4112176, 4714880, 5068496, 5140220, 6271808, 6335620, 7839760, 8224352, 10136992, 10280440, 12543616, 12671240, 13621583, 15679520, 16448704, 20273984, 20560880, 25342480, 27243166, 31359040, 32897408, 40547968, 41121760, 50684960, 54486332, 62718080, 68107915, 82243520, 101369920, 108972664, 136215830, 164487040, 202739840, 217945328, 272431660, 435890656, 544863320, 871781312, 1089726640, 1743562624, 2179453280, 4358906560, 8717813120]

約数ペア:

[(1, 8717813120), (2, 4358906560), (4, 2179453280), (5, 1743562624), (8, 1089726640), (10, 871781312), (16, 544863320), (20, 435890656), (32, 272431660), (40, 217945328), (43, 202739840), (53, 164487040), (64, 136215830), (80, 108972664), (86, 101369920), (106, 82243520), (128, 68107915), (139, 62718080), (160, 54486332), (172, 50684960), (212, 41121760), (215, 40547968), (265, 32897408), (278, 31359040), (320, 27243166), (344, 25342480), (424, 20560880), (430, 20273984), (530, 16448704), (556, 15679520), (640, 13621583), (688, 12671240), (695, 12543616), (848, 10280440), (860, 10136992), (1060, 8224352), (1112, 7839760), (1376, 6335620), (1390, 6271808), (1696, 5140220), (1720, 5068496), (1849, 4714880), (2120, 4112176), (2224, 3919880), (2279, 3825280), (2752, 3167810), (2780, 3135904), (3392, 2570110), (3440, 2534248), (3698, 2357440), (4240, 2056088), (4448, 1959940), (4558, 1912640), (5504, 1583905), (5560, 1567952), (5977, 1458560), (6784, 1285055), (6880, 1267124), (7367, 1183360), (7396, 1178720), (8480, 1028044), (8896, 979970), (9116, 956320), (9245, 942976), (11120, 783976), (11395, 765056), (11954, 729280), (13760, 633562), (14734, 591680), (14792, 589360), (16960, 514022), (17792, 489985), (18232, 478160), (18490, 471488), (22240, 391988), (22790, 382528), (23908, 364640), (27520, 316781), (29468, 295840), (29584, 294680), (29885, 291712), (33920, 257011), (36464, 239080), (36835, 236672), (36980, 235744), (44480, 195994), (45580, 191264), (47816, 182320), (58936, 147920), (59168, 147340), (59770, 145856), (72928, 119540), (73670, 118336), (73960, 117872), (88960, 97997), (91160, 95632)]