81981144

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:198

約数の個数: 192

約数和(自身を含む): 269568000

約数和(自身を除く): 187586856

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 29, 36, 42, 56, 58, 63, 71, 72, 79, 84, 87, 116, 126, 142, 158, 168, 174, 203, 213, 232, 237, 252, 261, 284, 316, 348, 406, 426, 474, 497, 504, 522, 553, 568, 609, 632, 639, 696, 711, 812, 852, 948, 994, 1044, 1106, 1218, 1278, 1422, 1491, 1624, 1659, 1704, 1827, 1896, 1988, 2059, 2088, 2212, 2291, 2436, 2556, 2844, 2982, 3318, 3654, 3976, 4118, 4424, 4473, 4582, 4872, 4977, 5112, 5609, 5688, 5964, 6177, 6636, 6873, 7308, 8236, 8946, 9164, 9954, 11218, 11928, 12354, 13272, 13746, 14413, 14616, 16037, 16472, 16827, 17892, 18328, 18531, 19908, 20619, 22436, 24708, 27492, 28826, 32074, 33654, 35784, 37062, 39263, 39816, 41238, 43239, 44872, 48111, 49416, 50481, 54984, 57652, 64148, 67308, 74124, 78526, 82476, 86478, 96222, 100962, 115304, 117789, 128296, 129717, 134616, 144333, 148248, 157052, 162661, 164952, 172956, 192444, 201924, 235578, 259434, 288666, 314104, 325322, 345912, 353367, 384888, 403848, 471156, 487983, 518868, 577332, 650644, 706734, 942312, 975966, 1037736, 1138627, 1154664, 1301288, 1413468, 1463949, 1951932, 2277254, 2826936, 2927898, 3415881, 3903864, 4554508, 5855796, 6831762, 9109016, 10247643, 11711592, 13663524, 20495286, 27327048, 40990572, 81981144]

約数ペア:

[(1, 81981144), (2, 40990572), (3, 27327048), (4, 20495286), (6, 13663524), (7, 11711592), (8, 10247643), (9, 9109016), (12, 6831762), (14, 5855796), (18, 4554508), (21, 3903864), (24, 3415881), (28, 2927898), (29, 2826936), (36, 2277254), (42, 1951932), (56, 1463949), (58, 1413468), (63, 1301288), (71, 1154664), (72, 1138627), (79, 1037736), (84, 975966), (87, 942312), (116, 706734), (126, 650644), (142, 577332), (158, 518868), (168, 487983), (174, 471156), (203, 403848), (213, 384888), (232, 353367), (237, 345912), (252, 325322), (261, 314104), (284, 288666), (316, 259434), (348, 235578), (406, 201924), (426, 192444), (474, 172956), (497, 164952), (504, 162661), (522, 157052), (553, 148248), (568, 144333), (609, 134616), (632, 129717), (639, 128296), (696, 117789), (711, 115304), (812, 100962), (852, 96222), (948, 86478), (994, 82476), (1044, 78526), (1106, 74124), (1218, 67308), (1278, 64148), (1422, 57652), (1491, 54984), (1624, 50481), (1659, 49416), (1704, 48111), (1827, 44872), (1896, 43239), (1988, 41238), (2059, 39816), (2088, 39263), (2212, 37062), (2291, 35784), (2436, 33654), (2556, 32074), (2844, 28826), (2982, 27492), (3318, 24708), (3654, 22436), (3976, 20619), (4118, 19908), (4424, 18531), (4473, 18328), (4582, 17892), (4872, 16827), (4977, 16472), (5112, 16037), (5609, 14616), (5688, 14413), (5964, 13746), (6177, 13272), (6636, 12354), (6873, 11928), (7308, 11218), (8236, 9954), (8946, 9164)]