30956220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{751}}^1$

素因数の和:995

約数の個数: 72

約数和(自身を含む): 94436160

約数和(自身を除く): 63479940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 229, 458, 687, 751, 916, 1145, 1374, 1502, 2061, 2253, 2290, 2748, 3004, 3435, 3755, 4122, 4506, 4580, 6759, 6870, 7510, 8244, 9012, 10305, 11265, 13518, 13740, 15020, 20610, 22530, 27036, 33795, 41220, 45060, 67590, 135180, 171979, 343958, 515937, 687916, 859895, 1031874, 1547811, 1719790, 2063748, 2579685, 3095622, 3439580, 5159370, 6191244, 7739055, 10318740, 15478110, 30956220]

約数ペア:

[(1, 30956220), (2, 15478110), (3, 10318740), (4, 7739055), (5, 6191244), (6, 5159370), (9, 3439580), (10, 3095622), (12, 2579685), (15, 2063748), (18, 1719790), (20, 1547811), (30, 1031874), (36, 859895), (45, 687916), (60, 515937), (90, 343958), (180, 171979), (229, 135180), (458, 67590), (687, 45060), (751, 41220), (916, 33795), (1145, 27036), (1374, 22530), (1502, 20610), (2061, 15020), (2253, 13740), (2290, 13518), (2748, 11265), (3004, 10305), (3435, 9012), (3755, 8244), (4122, 7510), (4506, 6870), (4580, 6759)]