18124920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1$

素因数の和:250

約数の個数: 192

約数和(自身を含む): 67392000

約数和(自身を除く): 49267080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 23, 24, 30, 33, 36, 40, 44, 45, 46, 55, 60, 66, 69, 72, 88, 90, 92, 99, 110, 115, 120, 132, 138, 165, 180, 184, 198, 199, 207, 220, 230, 253, 264, 276, 330, 345, 360, 396, 398, 414, 440, 460, 495, 506, 552, 597, 660, 690, 759, 792, 796, 828, 920, 990, 995, 1012, 1035, 1194, 1265, 1320, 1380, 1518, 1592, 1656, 1791, 1980, 1990, 2024, 2070, 2189, 2277, 2388, 2530, 2760, 2985, 3036, 3582, 3795, 3960, 3980, 4140, 4378, 4554, 4577, 4776, 5060, 5970, 6072, 6567, 7164, 7590, 7960, 8280, 8756, 8955, 9108, 9154, 10120, 10945, 11385, 11940, 13134, 13731, 14328, 15180, 17512, 17910, 18216, 18308, 19701, 21890, 22770, 22885, 23880, 26268, 27462, 30360, 32835, 35820, 36616, 39402, 41193, 43780, 45540, 45770, 50347, 52536, 54924, 65670, 68655, 71640, 78804, 82386, 87560, 91080, 91540, 98505, 100694, 109848, 131340, 137310, 151041, 157608, 164772, 183080, 197010, 201388, 205965, 251735, 262680, 274620, 302082, 329544, 394020, 402776, 411930, 453123, 503470, 549240, 604164, 755205, 788040, 823860, 906246, 1006940, 1208328, 1510410, 1647720, 1812492, 2013880, 2265615, 3020820, 3624984, 4531230, 6041640, 9062460, 18124920]

約数ペア:

[(1, 18124920), (2, 9062460), (3, 6041640), (4, 4531230), (5, 3624984), (6, 3020820), (8, 2265615), (9, 2013880), (10, 1812492), (11, 1647720), (12, 1510410), (15, 1208328), (18, 1006940), (20, 906246), (22, 823860), (23, 788040), (24, 755205), (30, 604164), (33, 549240), (36, 503470), (40, 453123), (44, 411930), (45, 402776), (46, 394020), (55, 329544), (60, 302082), (66, 274620), (69, 262680), (72, 251735), (88, 205965), (90, 201388), (92, 197010), (99, 183080), (110, 164772), (115, 157608), (120, 151041), (132, 137310), (138, 131340), (165, 109848), (180, 100694), (184, 98505), (198, 91540), (199, 91080), (207, 87560), (220, 82386), (230, 78804), (253, 71640), (264, 68655), (276, 65670), (330, 54924), (345, 52536), (360, 50347), (396, 45770), (398, 45540), (414, 43780), (440, 41193), (460, 39402), (495, 36616), (506, 35820), (552, 32835), (597, 30360), (660, 27462), (690, 26268), (759, 23880), (792, 22885), (796, 22770), (828, 21890), (920, 19701), (990, 18308), (995, 18216), (1012, 17910), (1035, 17512), (1194, 15180), (1265, 14328), (1320, 13731), (1380, 13134), (1518, 11940), (1592, 11385), (1656, 10945), (1791, 10120), (1980, 9154), (1990, 9108), (2024, 8955), (2070, 8756), (2189, 8280), (2277, 7960), (2388, 7590), (2530, 7164), (2760, 6567), (2985, 6072), (3036, 5970), (3582, 5060), (3795, 4776), (3960, 4577), (3980, 4554), (4140, 4378)]