12870780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{569}}^1$

素因数の和:623

約数の個数: 96

約数和(自身を含む): 40219200

約数和(自身を除く): 27348420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 29, 30, 39, 52, 58, 60, 65, 78, 87, 116, 130, 145, 156, 174, 195, 260, 290, 348, 377, 390, 435, 569, 580, 754, 780, 870, 1131, 1138, 1508, 1707, 1740, 1885, 2262, 2276, 2845, 3414, 3770, 4524, 5655, 5690, 6828, 7397, 7540, 8535, 11310, 11380, 14794, 16501, 17070, 22191, 22620, 29588, 33002, 34140, 36985, 44382, 49503, 66004, 73970, 82505, 88764, 99006, 110955, 147940, 165010, 198012, 214513, 221910, 247515, 330020, 429026, 443820, 495030, 643539, 858052, 990060, 1072565, 1287078, 2145130, 2574156, 3217695, 4290260, 6435390, 12870780]

約数ペア:

[(1, 12870780), (2, 6435390), (3, 4290260), (4, 3217695), (5, 2574156), (6, 2145130), (10, 1287078), (12, 1072565), (13, 990060), (15, 858052), (20, 643539), (26, 495030), (29, 443820), (30, 429026), (39, 330020), (52, 247515), (58, 221910), (60, 214513), (65, 198012), (78, 165010), (87, 147940), (116, 110955), (130, 99006), (145, 88764), (156, 82505), (174, 73970), (195, 66004), (260, 49503), (290, 44382), (348, 36985), (377, 34140), (390, 33002), (435, 29588), (569, 22620), (580, 22191), (754, 17070), (780, 16501), (870, 14794), (1131, 11380), (1138, 11310), (1508, 8535), (1707, 7540), (1740, 7397), (1885, 6828), (2262, 5690), (2276, 5655), (2845, 4524), (3414, 3770)]