402642016

素因数分解:

$2^5\times 7^2\times {\mathrm{211}}^1\times {\mathrm{1217}}^1$

素因数の和:1452

約数の個数: 72

約数和(自身を含む): 927253656

約数和(自身を除く): 524611640

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 211, 224, 392, 422, 784, 844, 1217, 1477, 1568, 1688, 2434, 2954, 3376, 4868, 5908, 6752, 8519, 9736, 10339, 11816, 17038, 19472, 20678, 23632, 34076, 38944, 41356, 47264, 59633, 68152, 82712, 119266, 136304, 165424, 238532, 256787, 272608, 330848, 477064, 513574, 954128, 1027148, 1797509, 1908256, 2054296, 3595018, 4108592, 7190036, 8217184, 12582563, 14380072, 25165126, 28760144, 50330252, 57520288, 100660504, 201321008, 402642016]

約数ペア:

[(1, 402642016), (2, 201321008), (4, 100660504), (7, 57520288), (8, 50330252), (14, 28760144), (16, 25165126), (28, 14380072), (32, 12582563), (49, 8217184), (56, 7190036), (98, 4108592), (112, 3595018), (196, 2054296), (211, 1908256), (224, 1797509), (392, 1027148), (422, 954128), (784, 513574), (844, 477064), (1217, 330848), (1477, 272608), (1568, 256787), (1688, 238532), (2434, 165424), (2954, 136304), (3376, 119266), (4868, 82712), (5908, 68152), (6752, 59633), (8519, 47264), (9736, 41356), (10339, 38944), (11816, 34076), (17038, 23632), (19472, 20678)]