2490768

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{353}}^1$

素因数の和:381

約数の個数: 90

約数和(自身を含む): 8131734

約数和(自身を除く): 5640966

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 49, 56, 63, 72, 84, 98, 112, 126, 144, 147, 168, 196, 252, 294, 336, 353, 392, 441, 504, 588, 706, 784, 882, 1008, 1059, 1176, 1412, 1764, 2118, 2352, 2471, 2824, 3177, 3528, 4236, 4942, 5648, 6354, 7056, 7413, 8472, 9884, 12708, 14826, 16944, 17297, 19768, 22239, 25416, 29652, 34594, 39536, 44478, 50832, 51891, 59304, 69188, 88956, 103782, 118608, 138376, 155673, 177912, 207564, 276752, 311346, 355824, 415128, 622692, 830256, 1245384, 2490768]

約数ペア:

[(1, 2490768), (2, 1245384), (3, 830256), (4, 622692), (6, 415128), (7, 355824), (8, 311346), (9, 276752), (12, 207564), (14, 177912), (16, 155673), (18, 138376), (21, 118608), (24, 103782), (28, 88956), (36, 69188), (42, 59304), (48, 51891), (49, 50832), (56, 44478), (63, 39536), (72, 34594), (84, 29652), (98, 25416), (112, 22239), (126, 19768), (144, 17297), (147, 16944), (168, 14826), (196, 12708), (252, 9884), (294, 8472), (336, 7413), (353, 7056), (392, 6354), (441, 5648), (504, 4942), (588, 4236), (706, 3528), (784, 3177), (882, 2824), (1008, 2471), (1059, 2352), (1176, 2118), (1412, 1764)]