222490240

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{49663}}^1$

素因数の和:49689

約数の個数: 64

約数和(自身を含む): 607887360

約数和(自身を除く): 385397120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 49663, 99326, 198652, 248315, 347641, 397304, 496630, 695282, 794608, 993260, 1390564, 1589216, 1738205, 1986520, 2781128, 3178432, 3476410, 3973040, 5562256, 6356864, 6952820, 7946080, 11124512, 13905640, 15892160, 22249024, 27811280, 31784320, 44498048, 55622560, 111245120, 222490240]

約数ペア:

[(1, 222490240), (2, 111245120), (4, 55622560), (5, 44498048), (7, 31784320), (8, 27811280), (10, 22249024), (14, 15892160), (16, 13905640), (20, 11124512), (28, 7946080), (32, 6952820), (35, 6356864), (40, 5562256), (56, 3973040), (64, 3476410), (70, 3178432), (80, 2781128), (112, 1986520), (128, 1738205), (140, 1589216), (160, 1390564), (224, 993260), (280, 794608), (320, 695282), (448, 496630), (560, 397304), (640, 347641), (896, 248315), (1120, 198652), (2240, 99326), (4480, 49663)]