180931128

素因数分解:

$2^3\times 3^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{709}}^1$

素因数の和:770

約数の個数: 128

約数和(自身を含む): 545280000

約数和(自身を除く): 364348872

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, 686, 709, 744, 868, 1029, 1176, 1302, 1372, 1418, 1519, 1736, 2058, 2127, 2604, 2744, 2836, 3038, 4116, 4254, 4557, 4963, 5208, 5672, 6076, 8232, 8508, 9114, 9926, 10633, 12152, 14889, 17016, 18228, 19852, 21266, 21979, 29778, 31899, 34741, 36456, 39704, 42532, 43958, 59556, 63798, 65937, 69482, 85064, 87916, 104223, 119112, 127596, 131874, 138964, 153853, 175832, 208446, 243187, 255192, 263748, 277928, 307706, 416892, 461559, 486374, 527496, 615412, 729561, 833784, 923118, 972748, 1076971, 1230824, 1459122, 1846236, 1945496, 2153942, 2918244, 3230913, 3692472, 4307884, 5836488, 6461826, 7538797, 8615768, 12923652, 15077594, 22616391, 25847304, 30155188, 45232782, 60310376, 90465564, 180931128]

約数ペア:

[(1, 180931128), (2, 90465564), (3, 60310376), (4, 45232782), (6, 30155188), (7, 25847304), (8, 22616391), (12, 15077594), (14, 12923652), (21, 8615768), (24, 7538797), (28, 6461826), (31, 5836488), (42, 4307884), (49, 3692472), (56, 3230913), (62, 2918244), (84, 2153942), (93, 1945496), (98, 1846236), (124, 1459122), (147, 1230824), (168, 1076971), (186, 972748), (196, 923118), (217, 833784), (248, 729561), (294, 615412), (343, 527496), (372, 486374), (392, 461559), (434, 416892), (588, 307706), (651, 277928), (686, 263748), (709, 255192), (744, 243187), (868, 208446), (1029, 175832), (1176, 153853), (1302, 138964), (1372, 131874), (1418, 127596), (1519, 119112), (1736, 104223), (2058, 87916), (2127, 85064), (2604, 69482), (2744, 65937), (2836, 63798), (3038, 59556), (4116, 43958), (4254, 42532), (4557, 39704), (4963, 36456), (5208, 34741), (5672, 31899), (6076, 29778), (8232, 21979), (8508, 21266), (9114, 19852), (9926, 18228), (10633, 17016), (12152, 14889)]