31798620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{25237}}^1$

素因数の和:25259

約数の個数: 72

約数和(自身を含む): 110239584

約数和(自身を除く): 78440964

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 25237, 50474, 75711, 100948, 126185, 151422, 176659, 227133, 252370, 302844, 353318, 378555, 454266, 504740, 529977, 706636, 757110, 883295, 908532, 1059954, 1135665, 1514220, 1589931, 1766590, 2119908, 2271330, 2649885, 3179862, 3533180, 4542660, 5299770, 6359724, 7949655, 10599540, 15899310, 31798620]

約数ペア:

[(1, 31798620), (2, 15899310), (3, 10599540), (4, 7949655), (5, 6359724), (6, 5299770), (7, 4542660), (9, 3533180), (10, 3179862), (12, 2649885), (14, 2271330), (15, 2119908), (18, 1766590), (20, 1589931), (21, 1514220), (28, 1135665), (30, 1059954), (35, 908532), (36, 883295), (42, 757110), (45, 706636), (60, 529977), (63, 504740), (70, 454266), (84, 378555), (90, 353318), (105, 302844), (126, 252370), (140, 227133), (180, 176659), (210, 151422), (252, 126185), (315, 100948), (420, 75711), (630, 50474), (1260, 25237)]