13218180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{12959}}^1$

素因数の和:12988

約数の個数: 48

約数和(自身を含む): 39191040

約数和(自身を除く): 25972860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 12959, 25918, 38877, 51836, 64795, 77754, 129590, 155508, 194385, 220303, 259180, 388770, 440606, 660909, 777540, 881212, 1101515, 1321818, 2203030, 2643636, 3304545, 4406060, 6609090, 13218180]

約数ペア:

[(1, 13218180), (2, 6609090), (3, 4406060), (4, 3304545), (5, 2643636), (6, 2203030), (10, 1321818), (12, 1101515), (15, 881212), (17, 777540), (20, 660909), (30, 440606), (34, 388770), (51, 259180), (60, 220303), (68, 194385), (85, 155508), (102, 129590), (170, 77754), (204, 64795), (255, 51836), (340, 38877), (510, 25918), (1020, 12959)]