90514080

素因数分解:

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

素因数の和:523

約数の個数: 144

約数和(自身を含む): 311351040

約数和(自身を除く): 220836960

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, 72, 80, 90, 96, 120, 144, 160, 180, 239, 240, 263, 288, 360, 478, 480, 526, 717, 720, 789, 956, 1052, 1195, 1315, 1434, 1440, 1578, 1912, 2104, 2151, 2367, 2390, 2630, 2868, 3156, 3585, 3824, 3945, 4208, 4302, 4734, 4780, 5260, 5736, 6312, 7170, 7648, 7890, 8416, 8604, 9468, 9560, 10520, 10755, 11472, 11835, 12624, 14340, 15780, 17208, 18936, 19120, 21040, 21510, 22944, 23670, 25248, 28680, 31560, 34416, 37872, 38240, 42080, 43020, 47340, 57360, 62857, 63120, 68832, 75744, 86040, 94680, 114720, 125714, 126240, 172080, 188571, 189360, 251428, 314285, 344160, 377142, 378720, 502856, 565713, 628570, 754284, 942855, 1005712, 1131426, 1257140, 1508568, 1885710, 2011424, 2262852, 2514280, 2828565, 3017136, 3771420, 4525704, 5028560, 5657130, 6034272, 7542840, 9051408, 10057120, 11314260, 15085680, 18102816, 22628520, 30171360, 45257040, 90514080]

約数ペア:

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