30707280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{42649}}^1$

素因数の和:42668

約数の個数: 60

約数和(自身を含む): 103127700

約数和(自身を除く): 72420420

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 42649, 85298, 127947, 170596, 213245, 255894, 341192, 383841, 426490, 511788, 639735, 682384, 767682, 852980, 1023576, 1279470, 1535364, 1705960, 1919205, 2047152, 2558940, 3070728, 3411920, 3838410, 5117880, 6141456, 7676820, 10235760, 15353640, 30707280]

約数ペア:

[(1, 30707280), (2, 15353640), (3, 10235760), (4, 7676820), (5, 6141456), (6, 5117880), (8, 3838410), (9, 3411920), (10, 3070728), (12, 2558940), (15, 2047152), (16, 1919205), (18, 1705960), (20, 1535364), (24, 1279470), (30, 1023576), (36, 852980), (40, 767682), (45, 682384), (48, 639735), (60, 511788), (72, 426490), (80, 383841), (90, 341192), (120, 255894), (144, 213245), (180, 170596), (240, 127947), (360, 85298), (720, 42649)]