68725980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{2207}}^1$

素因数の和:2395

約数の個数: 72

約数和(自身を含む): 209768832

約数和(自身を除く): 141042852

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 173, 180, 346, 519, 692, 865, 1038, 1557, 1730, 2076, 2207, 2595, 3114, 3460, 4414, 5190, 6228, 6621, 7785, 8828, 10380, 11035, 13242, 15570, 19863, 22070, 26484, 31140, 33105, 39726, 44140, 66210, 79452, 99315, 132420, 198630, 381811, 397260, 763622, 1145433, 1527244, 1909055, 2290866, 3436299, 3818110, 4581732, 5727165, 6872598, 7636220, 11454330, 13745196, 17181495, 22908660, 34362990, 68725980]

約数ペア:

[(1, 68725980), (2, 34362990), (3, 22908660), (4, 17181495), (5, 13745196), (6, 11454330), (9, 7636220), (10, 6872598), (12, 5727165), (15, 4581732), (18, 3818110), (20, 3436299), (30, 2290866), (36, 1909055), (45, 1527244), (60, 1145433), (90, 763622), (173, 397260), (180, 381811), (346, 198630), (519, 132420), (692, 99315), (865, 79452), (1038, 66210), (1557, 44140), (1730, 39726), (2076, 33105), (2207, 31140), (2595, 26484), (3114, 22070), (3460, 19863), (4414, 15570), (5190, 13242), (6228, 11035), (6621, 10380), (7785, 8828)]