74784540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{859}}^1\times {\mathrm{1451}}^1$

素因数の和:2322

約数の個数: 48

約数和(自身を含む): 209784960

約数和(自身を除く): 135000420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 859, 1451, 1718, 2577, 2902, 3436, 4295, 4353, 5154, 5804, 7255, 8590, 8706, 10308, 12885, 14510, 17180, 17412, 21765, 25770, 29020, 43530, 51540, 87060, 1246409, 2492818, 3739227, 4985636, 6232045, 7478454, 12464090, 14956908, 18696135, 24928180, 37392270, 74784540]

約数ペア:

[(1, 74784540), (2, 37392270), (3, 24928180), (4, 18696135), (5, 14956908), (6, 12464090), (10, 7478454), (12, 6232045), (15, 4985636), (20, 3739227), (30, 2492818), (60, 1246409), (859, 87060), (1451, 51540), (1718, 43530), (2577, 29020), (2902, 25770), (3436, 21765), (4295, 17412), (4353, 17180), (5154, 14510), (5804, 12885), (7255, 10308), (8590, 8706)]