123890148

素因数分解:

$2^2\times 3^5\times {\mathrm{197}}^1\times {\mathrm{647}}^1$

素因数の和:863

約数の個数: 72

約数和(自身を含む): 326918592

約数和(自身を除く): 203028444

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 197, 243, 324, 394, 486, 591, 647, 788, 972, 1182, 1294, 1773, 1941, 2364, 2588, 3546, 3882, 5319, 5823, 7092, 7764, 10638, 11646, 15957, 17469, 21276, 23292, 31914, 34938, 47871, 52407, 63828, 69876, 95742, 104814, 127459, 157221, 191484, 209628, 254918, 314442, 382377, 509836, 628884, 764754, 1147131, 1529508, 2294262, 3441393, 4588524, 6882786, 10324179, 13765572, 20648358, 30972537, 41296716, 61945074, 123890148]

約数ペア:

[(1, 123890148), (2, 61945074), (3, 41296716), (4, 30972537), (6, 20648358), (9, 13765572), (12, 10324179), (18, 6882786), (27, 4588524), (36, 3441393), (54, 2294262), (81, 1529508), (108, 1147131), (162, 764754), (197, 628884), (243, 509836), (324, 382377), (394, 314442), (486, 254918), (591, 209628), (647, 191484), (788, 157221), (972, 127459), (1182, 104814), (1294, 95742), (1773, 69876), (1941, 63828), (2364, 52407), (2588, 47871), (3546, 34938), (3882, 31914), (5319, 23292), (5823, 21276), (7092, 17469), (7764, 15957), (10638, 11646)]