222780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:138

約数の個数: 48

約数和(自身を含む): 645120

約数和(自身を除く): 422340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 79, 94, 141, 158, 188, 235, 237, 282, 316, 395, 470, 474, 564, 705, 790, 940, 948, 1185, 1410, 1580, 2370, 2820, 3713, 4740, 7426, 11139, 14852, 18565, 22278, 37130, 44556, 55695, 74260, 111390, 222780]

約数ペア:

[(1, 222780), (2, 111390), (3, 74260), (4, 55695), (5, 44556), (6, 37130), (10, 22278), (12, 18565), (15, 14852), (20, 11139), (30, 7426), (47, 4740), (60, 3713), (79, 2820), (94, 2370), (141, 1580), (158, 1410), (188, 1185), (235, 948), (237, 940), (282, 790), (316, 705), (395, 564), (470, 474)]