74257980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{42677}}^1$

素因数の和:42718

約数の個数: 48

約数和(自身を含む): 215097120

約数和(自身を除く): 140839140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 116, 145, 174, 290, 348, 435, 580, 870, 1740, 42677, 85354, 128031, 170708, 213385, 256062, 426770, 512124, 640155, 853540, 1237633, 1280310, 2475266, 2560620, 3712899, 4950532, 6188165, 7425798, 12376330, 14851596, 18564495, 24752660, 37128990, 74257980]

約数ペア:

[(1, 74257980), (2, 37128990), (3, 24752660), (4, 18564495), (5, 14851596), (6, 12376330), (10, 7425798), (12, 6188165), (15, 4950532), (20, 3712899), (29, 2560620), (30, 2475266), (58, 1280310), (60, 1237633), (87, 853540), (116, 640155), (145, 512124), (174, 426770), (290, 256062), (348, 213385), (435, 170708), (580, 128031), (870, 85354), (1740, 42677)]