289245780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1606921}}^1$

素因数の和:1606936

約数の個数: 36

約数和(自身を含む): 877379412

約数和(自身を除く): 588133632

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1606921, 3213842, 4820763, 6427684, 8034605, 9641526, 14462289, 16069210, 19283052, 24103815, 28924578, 32138420, 48207630, 57849156, 72311445, 96415260, 144622890, 289245780]

約数ペア:

[(1, 289245780), (2, 144622890), (3, 96415260), (4, 72311445), (5, 57849156), (6, 48207630), (9, 32138420), (10, 28924578), (12, 24103815), (15, 19283052), (18, 16069210), (20, 14462289), (30, 9641526), (36, 8034605), (45, 6427684), (60, 4820763), (90, 3213842), (180, 1606921)]