30770680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1223}}^1$

素因数の和:1288

約数の個数: 64

約数和(自身を含む): 75349440

約数和(自身を除く): 44578760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 37, 40, 68, 74, 85, 136, 148, 170, 185, 296, 340, 370, 629, 680, 740, 1223, 1258, 1480, 2446, 2516, 3145, 4892, 5032, 6115, 6290, 9784, 12230, 12580, 20791, 24460, 25160, 41582, 45251, 48920, 83164, 90502, 103955, 166328, 181004, 207910, 226255, 362008, 415820, 452510, 769267, 831640, 905020, 1538534, 1810040, 3077068, 3846335, 6154136, 7692670, 15385340, 30770680]

約数ペア:

[(1, 30770680), (2, 15385340), (4, 7692670), (5, 6154136), (8, 3846335), (10, 3077068), (17, 1810040), (20, 1538534), (34, 905020), (37, 831640), (40, 769267), (68, 452510), (74, 415820), (85, 362008), (136, 226255), (148, 207910), (170, 181004), (185, 166328), (296, 103955), (340, 90502), (370, 83164), (629, 48920), (680, 45251), (740, 41582), (1223, 25160), (1258, 24460), (1480, 20791), (2446, 12580), (2516, 12230), (3145, 9784), (4892, 6290), (5032, 6115)]