61908660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31267}}^1$

素因数の和:31293

約数の個数: 72

約数和(自身を含む): 204867936

約数和(自身を除く): 142959276

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 31267, 62534, 93801, 125068, 156335, 187602, 281403, 312670, 343937, 375204, 469005, 562806, 625340, 687874, 938010, 1031811, 1125612, 1375748, 1407015, 1719685, 1876020, 2063622, 2814030, 3095433, 3439370, 4127244, 5159055, 5628060, 6190866, 6878740, 10318110, 12381732, 15477165, 20636220, 30954330, 61908660]

約数ペア:

[(1, 61908660), (2, 30954330), (3, 20636220), (4, 15477165), (5, 12381732), (6, 10318110), (9, 6878740), (10, 6190866), (11, 5628060), (12, 5159055), (15, 4127244), (18, 3439370), (20, 3095433), (22, 2814030), (30, 2063622), (33, 1876020), (36, 1719685), (44, 1407015), (45, 1375748), (55, 1125612), (60, 1031811), (66, 938010), (90, 687874), (99, 625340), (110, 562806), (132, 469005), (165, 375204), (180, 343937), (198, 312670), (220, 281403), (330, 187602), (396, 156335), (495, 125068), (660, 93801), (990, 62534), (1980, 31267)]