639799272

素因数分解:

$2^3\times 3^2\times 7^4\times {\mathrm{3701}}^1$

素因数の和:3741

約数の個数: 120

約数和(自身を含む): 2022013890

約数和(自身を除く): 1382214618

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 84, 98, 126, 147, 168, 196, 252, 294, 343, 392, 441, 504, 588, 686, 882, 1029, 1176, 1372, 1764, 2058, 2401, 2744, 3087, 3528, 3701, 4116, 4802, 6174, 7203, 7402, 8232, 9604, 11103, 12348, 14406, 14804, 19208, 21609, 22206, 24696, 25907, 28812, 29608, 33309, 43218, 44412, 51814, 57624, 66618, 77721, 86436, 88824, 103628, 133236, 155442, 172872, 181349, 207256, 233163, 266472, 310884, 362698, 466326, 544047, 621768, 725396, 932652, 1088094, 1269443, 1450792, 1632141, 1865304, 2176188, 2538886, 3264282, 3808329, 4352376, 5077772, 6528564, 7616658, 8886101, 10155544, 11424987, 13057128, 15233316, 17772202, 22849974, 26658303, 30466632, 35544404, 45699948, 53316606, 71088808, 79974909, 91399896, 106633212, 159949818, 213266424, 319899636, 639799272]

約数ペア:

[(1, 639799272), (2, 319899636), (3, 213266424), (4, 159949818), (6, 106633212), (7, 91399896), (8, 79974909), (9, 71088808), (12, 53316606), (14, 45699948), (18, 35544404), (21, 30466632), (24, 26658303), (28, 22849974), (36, 17772202), (42, 15233316), (49, 13057128), (56, 11424987), (63, 10155544), (72, 8886101), (84, 7616658), (98, 6528564), (126, 5077772), (147, 4352376), (168, 3808329), (196, 3264282), (252, 2538886), (294, 2176188), (343, 1865304), (392, 1632141), (441, 1450792), (504, 1269443), (588, 1088094), (686, 932652), (882, 725396), (1029, 621768), (1176, 544047), (1372, 466326), (1764, 362698), (2058, 310884), (2401, 266472), (2744, 233163), (3087, 207256), (3528, 181349), (3701, 172872), (4116, 155442), (4802, 133236), (6174, 103628), (7203, 88824), (7402, 86436), (8232, 77721), (9604, 66618), (11103, 57624), (12348, 51814), (14406, 44412), (14804, 43218), (19208, 33309), (21609, 29608), (22206, 28812), (24696, 25907)]