168681912

素因数分解:

$2^3\times 3^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{661}}^1$

素因数の和:722

約数の個数: 128

約数和(自身を含む): 508416000

約数和(自身を除く): 339734088

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 49, 56, 62, 84, 93, 98, 124, 147, 168, 186, 196, 217, 248, 294, 343, 372, 392, 434, 588, 651, 661, 686, 744, 868, 1029, 1176, 1302, 1322, 1372, 1519, 1736, 1983, 2058, 2604, 2644, 2744, 3038, 3966, 4116, 4557, 4627, 5208, 5288, 6076, 7932, 8232, 9114, 9254, 10633, 12152, 13881, 15864, 18228, 18508, 20491, 21266, 27762, 31899, 32389, 36456, 37016, 40982, 42532, 55524, 61473, 63798, 64778, 81964, 85064, 97167, 111048, 122946, 127596, 129556, 143437, 163928, 194334, 226723, 245892, 255192, 259112, 286874, 388668, 430311, 453446, 491784, 573748, 680169, 777336, 860622, 906892, 1004059, 1147496, 1360338, 1721244, 1813784, 2008118, 2720676, 3012177, 3442488, 4016236, 5441352, 6024354, 7028413, 8032472, 12048708, 14056826, 21085239, 24097416, 28113652, 42170478, 56227304, 84340956, 168681912]

約数ペア:

[(1, 168681912), (2, 84340956), (3, 56227304), (4, 42170478), (6, 28113652), (7, 24097416), (8, 21085239), (12, 14056826), (14, 12048708), (21, 8032472), (24, 7028413), (28, 6024354), (31, 5441352), (42, 4016236), (49, 3442488), (56, 3012177), (62, 2720676), (84, 2008118), (93, 1813784), (98, 1721244), (124, 1360338), (147, 1147496), (168, 1004059), (186, 906892), (196, 860622), (217, 777336), (248, 680169), (294, 573748), (343, 491784), (372, 453446), (392, 430311), (434, 388668), (588, 286874), (651, 259112), (661, 255192), (686, 245892), (744, 226723), (868, 194334), (1029, 163928), (1176, 143437), (1302, 129556), (1322, 127596), (1372, 122946), (1519, 111048), (1736, 97167), (1983, 85064), (2058, 81964), (2604, 64778), (2644, 63798), (2744, 61473), (3038, 55524), (3966, 42532), (4116, 40982), (4557, 37016), (4627, 36456), (5208, 32389), (5288, 31899), (6076, 27762), (7932, 21266), (8232, 20491), (9114, 18508), (9254, 18228), (10633, 15864), (12152, 13881)]