2531716740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{2009299}}^1$

素因数の和:2009321

約数の個数: 72

約数和(自身を含む): 8776622400

約数和(自身を除く): 6244905660

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 2009299, 4018598, 6027897, 8037196, 10046495, 12055794, 14065093, 18083691, 20092990, 24111588, 28130186, 30139485, 36167382, 40185980, 42195279, 56260372, 60278970, 70325465, 72334764, 84390558, 90418455, 120557940, 126585837, 140650930, 168781116, 180836910, 210976395, 253171674, 281301860, 361673820, 421952790, 506343348, 632929185, 843905580, 1265858370, 2531716740]

約数ペア:

[(1, 2531716740), (2, 1265858370), (3, 843905580), (4, 632929185), (5, 506343348), (6, 421952790), (7, 361673820), (9, 281301860), (10, 253171674), (12, 210976395), (14, 180836910), (15, 168781116), (18, 140650930), (20, 126585837), (21, 120557940), (28, 90418455), (30, 84390558), (35, 72334764), (36, 70325465), (42, 60278970), (45, 56260372), (60, 42195279), (63, 40185980), (70, 36167382), (84, 30139485), (90, 28130186), (105, 24111588), (126, 20092990), (140, 18083691), (180, 14065093), (210, 12055794), (252, 10046495), (315, 8037196), (420, 6027897), (630, 4018598), (1260, 2009299)]