181028160

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{263}}^1$

素因数の和:525

約数の個数: 168

約数和(自身を含む): 627644160

約数和(自身を除く): 446616000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 239, 240, 263, 288, 320, 360, 478, 480, 526, 576, 717, 720, 789, 956, 960, 1052, 1195, 1315, 1434, 1440, 1578, 1912, 2104, 2151, 2367, 2390, 2630, 2868, 2880, 3156, 3585, 3824, 3945, 4208, 4302, 4734, 4780, 5260, 5736, 6312, 7170, 7648, 7890, 8416, 8604, 9468, 9560, 10520, 10755, 11472, 11835, 12624, 14340, 15296, 15780, 16832, 17208, 18936, 19120, 21040, 21510, 22944, 23670, 25248, 28680, 31560, 34416, 37872, 38240, 42080, 43020, 45888, 47340, 50496, 57360, 62857, 63120, 68832, 75744, 76480, 84160, 86040, 94680, 114720, 125714, 126240, 137664, 151488, 172080, 188571, 189360, 229440, 251428, 252480, 314285, 344160, 377142, 378720, 502856, 565713, 628570, 688320, 754284, 757440, 942855, 1005712, 1131426, 1257140, 1508568, 1885710, 2011424, 2262852, 2514280, 2828565, 3017136, 3771420, 4022848, 4525704, 5028560, 5657130, 6034272, 7542840, 9051408, 10057120, 11314260, 12068544, 15085680, 18102816, 20114240, 22628520, 30171360, 36205632, 45257040, 60342720, 90514080, 181028160]

約数ペア:

[(1, 181028160), (2, 90514080), (3, 60342720), (4, 45257040), (5, 36205632), (6, 30171360), (8, 22628520), (9, 20114240), (10, 18102816), (12, 15085680), (15, 12068544), (16, 11314260), (18, 10057120), (20, 9051408), (24, 7542840), (30, 6034272), (32, 5657130), (36, 5028560), (40, 4525704), (45, 4022848), (48, 3771420), (60, 3017136), (64, 2828565), (72, 2514280), (80, 2262852), (90, 2011424), (96, 1885710), (120, 1508568), (144, 1257140), (160, 1131426), (180, 1005712), (192, 942855), (239, 757440), (240, 754284), (263, 688320), (288, 628570), (320, 565713), (360, 502856), (478, 378720), (480, 377142), (526, 344160), (576, 314285), (717, 252480), (720, 251428), (789, 229440), (956, 189360), (960, 188571), (1052, 172080), (1195, 151488), (1315, 137664), (1434, 126240), (1440, 125714), (1578, 114720), (1912, 94680), (2104, 86040), (2151, 84160), (2367, 76480), (2390, 75744), (2630, 68832), (2868, 63120), (2880, 62857), (3156, 57360), (3585, 50496), (3824, 47340), (3945, 45888), (4208, 43020), (4302, 42080), (4734, 38240), (4780, 37872), (5260, 34416), (5736, 31560), (6312, 28680), (7170, 25248), (7648, 23670), (7890, 22944), (8416, 21510), (8604, 21040), (9468, 19120), (9560, 18936), (10520, 17208), (10755, 16832), (11472, 15780), (11835, 15296), (12624, 14340)]