78762780

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{48619}}^1$

素因数の和:48640

約数の個数: 60

約数和(自身を含む): 247086840

約数和(自身を除く): 168324060

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, 48619, 97238, 145857, 194476, 243095, 291714, 437571, 486190, 583428, 729285, 875142, 972380, 1312713, 1458570, 1750284, 2187855, 2625426, 2917140, 3938139, 4375710, 5250852, 6563565, 7876278, 8751420, 13127130, 15752556, 19690695, 26254260, 39381390, 78762780]

約数ペア:

[(1, 78762780), (2, 39381390), (3, 26254260), (4, 19690695), (5, 15752556), (6, 13127130), (9, 8751420), (10, 7876278), (12, 6563565), (15, 5250852), (18, 4375710), (20, 3938139), (27, 2917140), (30, 2625426), (36, 2187855), (45, 1750284), (54, 1458570), (60, 1312713), (81, 972380), (90, 875142), (108, 729285), (135, 583428), (162, 486190), (180, 437571), (270, 291714), (324, 243095), (405, 194476), (540, 145857), (810, 97238), (1620, 48619)]