74138820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{176521}}^1$

素因数の和:176540

約数の個数: 48

約数和(自身を含む): 237245568

約数和(自身を除く): 163106748

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 176521, 353042, 529563, 706084, 882605, 1059126, 1235647, 1765210, 2118252, 2471294, 2647815, 3530420, 3706941, 4942588, 5295630, 6178235, 7413882, 10591260, 12356470, 14827764, 18534705, 24712940, 37069410, 74138820]

約数ペア:

[(1, 74138820), (2, 37069410), (3, 24712940), (4, 18534705), (5, 14827764), (6, 12356470), (7, 10591260), (10, 7413882), (12, 6178235), (14, 5295630), (15, 4942588), (20, 3706941), (21, 3530420), (28, 2647815), (30, 2471294), (35, 2118252), (42, 1765210), (60, 1235647), (70, 1059126), (84, 882605), (105, 706084), (140, 529563), (210, 353042), (420, 176521)]