30266820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{929}}^1$

素因数の和:1125

約数の個数: 72

約数和(自身を含む): 92415960

約数和(自身を除く): 62149140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 181, 362, 543, 724, 905, 929, 1086, 1629, 1810, 1858, 2172, 2715, 2787, 3258, 3620, 3716, 4645, 5430, 5574, 6516, 8145, 8361, 9290, 10860, 11148, 13935, 16290, 16722, 18580, 27870, 32580, 33444, 41805, 55740, 83610, 167220, 168149, 336298, 504447, 672596, 840745, 1008894, 1513341, 1681490, 2017788, 2522235, 3026682, 3362980, 5044470, 6053364, 7566705, 10088940, 15133410, 30266820]

約数ペア:

[(1, 30266820), (2, 15133410), (3, 10088940), (4, 7566705), (5, 6053364), (6, 5044470), (9, 3362980), (10, 3026682), (12, 2522235), (15, 2017788), (18, 1681490), (20, 1513341), (30, 1008894), (36, 840745), (45, 672596), (60, 504447), (90, 336298), (180, 168149), (181, 167220), (362, 83610), (543, 55740), (724, 41805), (905, 33444), (929, 32580), (1086, 27870), (1629, 18580), (1810, 16722), (1858, 16290), (2172, 13935), (2715, 11148), (2787, 10860), (3258, 9290), (3620, 8361), (3716, 8145), (4645, 6516), (5430, 5574)]