28772280

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{26641}}^1$

素因数の和:26661

約数の個数: 64

約数和(自身を含む): 95911200

約数和(自身を除く): 67138920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 26641, 53282, 79923, 106564, 133205, 159846, 213128, 239769, 266410, 319692, 399615, 479538, 532820, 639384, 719307, 799230, 959076, 1065640, 1198845, 1438614, 1598460, 1918152, 2397690, 2877228, 3196920, 3596535, 4795380, 5754456, 7193070, 9590760, 14386140, 28772280]

約数ペア:

[(1, 28772280), (2, 14386140), (3, 9590760), (4, 7193070), (5, 5754456), (6, 4795380), (8, 3596535), (9, 3196920), (10, 2877228), (12, 2397690), (15, 1918152), (18, 1598460), (20, 1438614), (24, 1198845), (27, 1065640), (30, 959076), (36, 799230), (40, 719307), (45, 639384), (54, 532820), (60, 479538), (72, 399615), (90, 319692), (108, 266410), (120, 239769), (135, 213128), (180, 159846), (216, 133205), (270, 106564), (360, 79923), (540, 53282), (1080, 26641)]