280040464

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{1831}}^1$

素因数の和:1940

約数の個数: 60

約数和(自身を含む): 604266880

約数和(自身を除く): 324226416

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 79, 88, 121, 158, 176, 242, 316, 484, 632, 869, 968, 1264, 1738, 1831, 1936, 3476, 3662, 6952, 7324, 9559, 13904, 14648, 19118, 20141, 29296, 38236, 40282, 76472, 80564, 144649, 152944, 161128, 221551, 289298, 322256, 443102, 578596, 886204, 1157192, 1591139, 1772408, 2314384, 3182278, 3544816, 6364556, 12729112, 17502529, 25458224, 35005058, 70010116, 140020232, 280040464]

約数ペア:

[(1, 280040464), (2, 140020232), (4, 70010116), (8, 35005058), (11, 25458224), (16, 17502529), (22, 12729112), (44, 6364556), (79, 3544816), (88, 3182278), (121, 2314384), (158, 1772408), (176, 1591139), (242, 1157192), (316, 886204), (484, 578596), (632, 443102), (869, 322256), (968, 289298), (1264, 221551), (1738, 161128), (1831, 152944), (1936, 144649), (3476, 80564), (3662, 76472), (6952, 40282), (7324, 38236), (9559, 29296), (13904, 20141), (14648, 19118)]