40990572

素因数分解:

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

素因数の和:196

約数の個数: 144

約数和(自身を含む): 125798400

約数和(自身を除く): 84807828

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 29, 36, 42, 58, 63, 71, 79, 84, 87, 116, 126, 142, 158, 174, 203, 213, 237, 252, 261, 284, 316, 348, 406, 426, 474, 497, 522, 553, 609, 639, 711, 812, 852, 948, 994, 1044, 1106, 1218, 1278, 1422, 1491, 1659, 1827, 1988, 2059, 2212, 2291, 2436, 2556, 2844, 2982, 3318, 3654, 4118, 4473, 4582, 4977, 5609, 5964, 6177, 6636, 6873, 7308, 8236, 8946, 9164, 9954, 11218, 12354, 13746, 14413, 16037, 16827, 17892, 18531, 19908, 20619, 22436, 24708, 27492, 28826, 32074, 33654, 37062, 39263, 41238, 43239, 48111, 50481, 57652, 64148, 67308, 74124, 78526, 82476, 86478, 96222, 100962, 117789, 129717, 144333, 157052, 162661, 172956, 192444, 201924, 235578, 259434, 288666, 325322, 353367, 471156, 487983, 518868, 577332, 650644, 706734, 975966, 1138627, 1413468, 1463949, 1951932, 2277254, 2927898, 3415881, 4554508, 5855796, 6831762, 10247643, 13663524, 20495286, 40990572]

約数ペア:

[(1, 40990572), (2, 20495286), (3, 13663524), (4, 10247643), (6, 6831762), (7, 5855796), (9, 4554508), (12, 3415881), (14, 2927898), (18, 2277254), (21, 1951932), (28, 1463949), (29, 1413468), (36, 1138627), (42, 975966), (58, 706734), (63, 650644), (71, 577332), (79, 518868), (84, 487983), (87, 471156), (116, 353367), (126, 325322), (142, 288666), (158, 259434), (174, 235578), (203, 201924), (213, 192444), (237, 172956), (252, 162661), (261, 157052), (284, 144333), (316, 129717), (348, 117789), (406, 100962), (426, 96222), (474, 86478), (497, 82476), (522, 78526), (553, 74124), (609, 67308), (639, 64148), (711, 57652), (812, 50481), (852, 48111), (948, 43239), (994, 41238), (1044, 39263), (1106, 37062), (1218, 33654), (1278, 32074), (1422, 28826), (1491, 27492), (1659, 24708), (1827, 22436), (1988, 20619), (2059, 19908), (2212, 18531), (2291, 17892), (2436, 16827), (2556, 16037), (2844, 14413), (2982, 13746), (3318, 12354), (3654, 11218), (4118, 9954), (4473, 9164), (4582, 8946), (4977, 8236), (5609, 7308), (5964, 6873), (6177, 6636)]