261603030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{670777}}^1$

素因数の和:670800

約数の個数: 32

約数和(自身を含む): 676144224

約数和(自身を除く): 414541194

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 670777, 1341554, 2012331, 3353885, 4024662, 6707770, 8720101, 10061655, 17440202, 20123310, 26160303, 43600505, 52320606, 87201010, 130801515, 261603030]

約数ペア:

[(1, 261603030), (2, 130801515), (3, 87201010), (5, 52320606), (6, 43600505), (10, 26160303), (13, 20123310), (15, 17440202), (26, 10061655), (30, 8720101), (39, 6707770), (65, 4024662), (78, 3353885), (130, 2012331), (195, 1341554), (390, 670777)]