1688950980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{3127687}}^1$

素因数の和:3127705

約数の個数: 48

約数和(自身を含む): 5254515840

約数和(自身を除く): 3565564860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 3127687, 6255374, 9383061, 12510748, 15638435, 18766122, 28149183, 31276870, 37532244, 46915305, 56298366, 62553740, 84447549, 93830610, 112596732, 140745915, 168895098, 187661220, 281491830, 337790196, 422237745, 562983660, 844475490, 1688950980]

約数ペア:

[(1, 1688950980), (2, 844475490), (3, 562983660), (4, 422237745), (5, 337790196), (6, 281491830), (9, 187661220), (10, 168895098), (12, 140745915), (15, 112596732), (18, 93830610), (20, 84447549), (27, 62553740), (30, 56298366), (36, 46915305), (45, 37532244), (54, 31276870), (60, 28149183), (90, 18766122), (108, 15638435), (135, 12510748), (180, 9383061), (270, 6255374), (540, 3127687)]