80282220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{70423}}^1$

素因数の和:70454

約数の個数: 48

約数和(自身を含む): 236624640

約数和(自身を除く): 156342420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 70423, 140846, 211269, 281692, 352115, 422538, 704230, 845076, 1056345, 1338037, 1408460, 2112690, 2676074, 4014111, 4225380, 5352148, 6690185, 8028222, 13380370, 16056444, 20070555, 26760740, 40141110, 80282220]

約数ペア:

[(1, 80282220), (2, 40141110), (3, 26760740), (4, 20070555), (5, 16056444), (6, 13380370), (10, 8028222), (12, 6690185), (15, 5352148), (19, 4225380), (20, 4014111), (30, 2676074), (38, 2112690), (57, 1408460), (60, 1338037), (76, 1056345), (95, 845076), (114, 704230), (190, 422538), (228, 352115), (285, 281692), (380, 211269), (570, 140846), (1140, 70423)]