56706780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{72701}}^1$

素因数の和:72726

約数の個数: 48

約数和(自身を含む): 170995104

約数和(自身を除く): 114288324

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 72701, 145402, 218103, 290804, 363505, 436206, 727010, 872412, 945113, 1090515, 1454020, 1890226, 2181030, 2835339, 3780452, 4362060, 4725565, 5670678, 9451130, 11341356, 14176695, 18902260, 28353390, 56706780]

約数ペア:

[(1, 56706780), (2, 28353390), (3, 18902260), (4, 14176695), (5, 11341356), (6, 9451130), (10, 5670678), (12, 4725565), (13, 4362060), (15, 3780452), (20, 2835339), (26, 2181030), (30, 1890226), (39, 1454020), (52, 1090515), (60, 945113), (65, 872412), (78, 727010), (130, 436206), (156, 363505), (195, 290804), (260, 218103), (390, 145402), (780, 72701)]