81009936

素因数分解:

$2^4\times 3^3\times 7^2\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:163

約数の個数: 240

約数和(自身を含む): 279892800

約数和(自身を除く): 198882864

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 43, 48, 49, 54, 56, 63, 72, 84, 86, 89, 98, 108, 112, 126, 129, 144, 147, 168, 172, 178, 189, 196, 216, 252, 258, 267, 294, 301, 336, 344, 356, 378, 387, 392, 432, 441, 504, 516, 534, 588, 602, 623, 688, 712, 756, 774, 784, 801, 882, 903, 1008, 1032, 1068, 1161, 1176, 1204, 1246, 1323, 1424, 1512, 1548, 1602, 1764, 1806, 1869, 2064, 2107, 2136, 2322, 2352, 2403, 2408, 2492, 2646, 2709, 3024, 3096, 3204, 3528, 3612, 3738, 3827, 4214, 4272, 4361, 4644, 4806, 4816, 4984, 5292, 5418, 5607, 6192, 6321, 6408, 7056, 7224, 7476, 7654, 8127, 8428, 8722, 9288, 9612, 9968, 10584, 10836, 11214, 11481, 12642, 12816, 13083, 14448, 14952, 15308, 16254, 16821, 16856, 17444, 18576, 18963, 19224, 21168, 21672, 22428, 22962, 25284, 26166, 26789, 29904, 30616, 32508, 33642, 33712, 34443, 34888, 37926, 38448, 39249, 43344, 44856, 45924, 50568, 52332, 53578, 56889, 61232, 65016, 67284, 68886, 69776, 75852, 78498, 80367, 89712, 91848, 101136, 103329, 104664, 107156, 113778, 117747, 130032, 134568, 137772, 151704, 156996, 160734, 183696, 187523, 206658, 209328, 214312, 227556, 235494, 241101, 269136, 275544, 303408, 313992, 321468, 375046, 413316, 428624, 455112, 470988, 482202, 551088, 562569, 627984, 642936, 723303, 750092, 826632, 910224, 941976, 964404, 1125138, 1285872, 1446606, 1500184, 1653264, 1687707, 1883952, 1928808, 2250276, 2893212, 3000368, 3375414, 3857616, 4500552, 5063121, 5786424, 6750828, 9001104, 10126242, 11572848, 13501656, 20252484, 27003312, 40504968, 81009936]

約数ペア:

[(1, 81009936), (2, 40504968), (3, 27003312), (4, 20252484), (6, 13501656), (7, 11572848), (8, 10126242), (9, 9001104), (12, 6750828), (14, 5786424), (16, 5063121), (18, 4500552), (21, 3857616), (24, 3375414), (27, 3000368), (28, 2893212), (36, 2250276), (42, 1928808), (43, 1883952), (48, 1687707), (49, 1653264), (54, 1500184), (56, 1446606), (63, 1285872), (72, 1125138), (84, 964404), (86, 941976), (89, 910224), (98, 826632), (108, 750092), (112, 723303), (126, 642936), (129, 627984), (144, 562569), (147, 551088), (168, 482202), (172, 470988), (178, 455112), (189, 428624), (196, 413316), (216, 375046), (252, 321468), (258, 313992), (267, 303408), (294, 275544), (301, 269136), (336, 241101), (344, 235494), (356, 227556), (378, 214312), (387, 209328), (392, 206658), (432, 187523), (441, 183696), (504, 160734), (516, 156996), (534, 151704), (588, 137772), (602, 134568), (623, 130032), (688, 117747), (712, 113778), (756, 107156), (774, 104664), (784, 103329), (801, 101136), (882, 91848), (903, 89712), (1008, 80367), (1032, 78498), (1068, 75852), (1161, 69776), (1176, 68886), (1204, 67284), (1246, 65016), (1323, 61232), (1424, 56889), (1512, 53578), (1548, 52332), (1602, 50568), (1764, 45924), (1806, 44856), (1869, 43344), (2064, 39249), (2107, 38448), (2136, 37926), (2322, 34888), (2352, 34443), (2403, 33712), (2408, 33642), (2492, 32508), (2646, 30616), (2709, 29904), (3024, 26789), (3096, 26166), (3204, 25284), (3528, 22962), (3612, 22428), (3738, 21672), (3827, 21168), (4214, 19224), (4272, 18963), (4361, 18576), (4644, 17444), (4806, 16856), (4816, 16821), (4984, 16254), (5292, 15308), (5418, 14952), (5607, 14448), (6192, 13083), (6321, 12816), (6408, 12642), (7056, 11481), (7224, 11214), (7476, 10836), (7654, 10584), (8127, 9968), (8428, 9612), (8722, 9288)]