81462672

素因数分解:

$2^4\times 3^4\times {\mathrm{239}}^1\times {\mathrm{263}}^1$

素因数の和:522

約数の個数: 100

約数和(自身を含む): 237663360

約数和(自身を除く): 156200688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 239, 263, 324, 432, 478, 526, 648, 717, 789, 956, 1052, 1296, 1434, 1578, 1912, 2104, 2151, 2367, 2868, 3156, 3824, 4208, 4302, 4734, 5736, 6312, 6453, 7101, 8604, 9468, 11472, 12624, 12906, 14202, 17208, 18936, 19359, 21303, 25812, 28404, 34416, 37872, 38718, 42606, 51624, 56808, 62857, 77436, 85212, 103248, 113616, 125714, 154872, 170424, 188571, 251428, 309744, 340848, 377142, 502856, 565713, 754284, 1005712, 1131426, 1508568, 1697139, 2262852, 3017136, 3394278, 4525704, 5091417, 6788556, 9051408, 10182834, 13577112, 20365668, 27154224, 40731336, 81462672]

約数ペア:

[(1, 81462672), (2, 40731336), (3, 27154224), (4, 20365668), (6, 13577112), (8, 10182834), (9, 9051408), (12, 6788556), (16, 5091417), (18, 4525704), (24, 3394278), (27, 3017136), (36, 2262852), (48, 1697139), (54, 1508568), (72, 1131426), (81, 1005712), (108, 754284), (144, 565713), (162, 502856), (216, 377142), (239, 340848), (263, 309744), (324, 251428), (432, 188571), (478, 170424), (526, 154872), (648, 125714), (717, 113616), (789, 103248), (956, 85212), (1052, 77436), (1296, 62857), (1434, 56808), (1578, 51624), (1912, 42606), (2104, 38718), (2151, 37872), (2367, 34416), (2868, 28404), (3156, 25812), (3824, 21303), (4208, 19359), (4302, 18936), (4734, 17208), (5736, 14202), (6312, 12906), (6453, 12624), (7101, 11472), (8604, 9468)]