261234090

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{223277}}^1$

素因数の和:223303

約数の個数: 48

約数和(自身を含む): 731458728

約数和(自身を除く): 470224638

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 223277, 446554, 669831, 1116385, 1339662, 2009493, 2232770, 2902601, 3349155, 4018986, 5805202, 6698310, 8707803, 10047465, 14513005, 17415606, 20094930, 26123409, 29026010, 43539015, 52246818, 87078030, 130617045, 261234090]

約数ペア:

[(1, 261234090), (2, 130617045), (3, 87078030), (5, 52246818), (6, 43539015), (9, 29026010), (10, 26123409), (13, 20094930), (15, 17415606), (18, 14513005), (26, 10047465), (30, 8707803), (39, 6698310), (45, 5805202), (65, 4018986), (78, 3349155), (90, 2902601), (117, 2232770), (130, 2009493), (195, 1339662), (234, 1116385), (390, 669831), (585, 446554), (1170, 223277)]