251969940

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{155537}}^1$

素因数の和:155558

約数の個数: 60

約数和(自身を含む): 790444116

約数和(自身を除く): 538474176

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 155537, 311074, 466611, 622148, 777685, 933222, 1399833, 1555370, 1866444, 2333055, 2799666, 3110740, 4199499, 4666110, 5599332, 6999165, 8398998, 9332220, 12598497, 13998330, 16797996, 20997495, 25196994, 27996660, 41994990, 50393988, 62992485, 83989980, 125984970, 251969940]

約数ペア:

[(1, 251969940), (2, 125984970), (3, 83989980), (4, 62992485), (5, 50393988), (6, 41994990), (9, 27996660), (10, 25196994), (12, 20997495), (15, 16797996), (18, 13998330), (20, 12598497), (27, 9332220), (30, 8398998), (36, 6999165), (45, 5599332), (54, 4666110), (60, 4199499), (81, 3110740), (90, 2799666), (108, 2333055), (135, 1866444), (162, 1555370), (180, 1399833), (270, 933222), (324, 777685), (405, 622148), (540, 466611), (810, 311074), (1620, 155537)]