206380512

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{277}}^1$

素因数の和:505

約数の個数: 144

約数和(自身を含む): 637509600

約数和(自身を除く): 431129088

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 199, 208, 234, 277, 288, 312, 398, 416, 468, 554, 597, 624, 796, 831, 936, 1108, 1194, 1248, 1592, 1662, 1791, 1872, 2216, 2388, 2493, 2587, 3184, 3324, 3582, 3601, 3744, 4432, 4776, 4986, 5174, 6368, 6648, 7164, 7202, 7761, 8864, 9552, 9972, 10348, 10803, 13296, 14328, 14404, 15522, 19104, 19944, 20696, 21606, 23283, 26592, 28656, 28808, 31044, 32409, 39888, 41392, 43212, 46566, 55123, 57312, 57616, 62088, 64818, 79776, 82784, 86424, 93132, 110246, 115232, 124176, 129636, 165369, 172848, 186264, 220492, 248352, 259272, 330738, 345696, 372528, 440984, 496107, 518544, 661476, 716599, 745056, 881968, 992214, 1037088, 1322952, 1433198, 1763936, 1984428, 2149797, 2645904, 2866396, 3968856, 4299594, 5291808, 5732792, 6449391, 7937712, 8599188, 11465584, 12898782, 15875424, 17198376, 22931168, 25797564, 34396752, 51595128, 68793504, 103190256, 206380512]

約数ペア:

[(1, 206380512), (2, 103190256), (3, 68793504), (4, 51595128), (6, 34396752), (8, 25797564), (9, 22931168), (12, 17198376), (13, 15875424), (16, 12898782), (18, 11465584), (24, 8599188), (26, 7937712), (32, 6449391), (36, 5732792), (39, 5291808), (48, 4299594), (52, 3968856), (72, 2866396), (78, 2645904), (96, 2149797), (104, 1984428), (117, 1763936), (144, 1433198), (156, 1322952), (199, 1037088), (208, 992214), (234, 881968), (277, 745056), (288, 716599), (312, 661476), (398, 518544), (416, 496107), (468, 440984), (554, 372528), (597, 345696), (624, 330738), (796, 259272), (831, 248352), (936, 220492), (1108, 186264), (1194, 172848), (1248, 165369), (1592, 129636), (1662, 124176), (1791, 115232), (1872, 110246), (2216, 93132), (2388, 86424), (2493, 82784), (2587, 79776), (3184, 64818), (3324, 62088), (3582, 57616), (3601, 57312), (3744, 55123), (4432, 46566), (4776, 43212), (4986, 41392), (5174, 39888), (6368, 32409), (6648, 31044), (7164, 28808), (7202, 28656), (7761, 26592), (8864, 23283), (9552, 21606), (9972, 20696), (10348, 19944), (10803, 19104), (13296, 15522), (14328, 14404)]