259710840

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{240473}}^1$

素因数の和:240493

約数の個数: 64

約数和(自身を含む): 865706400

約数和(自身を除く): 605995560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 240473, 480946, 721419, 961892, 1202365, 1442838, 1923784, 2164257, 2404730, 2885676, 3607095, 4328514, 4809460, 5771352, 6492771, 7214190, 8657028, 9618920, 10821285, 12985542, 14428380, 17314056, 21642570, 25971084, 28856760, 32463855, 43285140, 51942168, 64927710, 86570280, 129855420, 259710840]

約数ペア:

[(1, 259710840), (2, 129855420), (3, 86570280), (4, 64927710), (5, 51942168), (6, 43285140), (8, 32463855), (9, 28856760), (10, 25971084), (12, 21642570), (15, 17314056), (18, 14428380), (20, 12985542), (24, 10821285), (27, 9618920), (30, 8657028), (36, 7214190), (40, 6492771), (45, 5771352), (54, 4809460), (60, 4328514), (72, 3607095), (90, 2885676), (108, 2404730), (120, 2164257), (135, 1923784), (180, 1442838), (216, 1202365), (270, 961892), (360, 721419), (540, 480946), (1080, 240473)]