215305920

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{74759}}^1$

素因数の和:74782

約数の個数: 84

約数和(自身を含む): 740572560

約数和(自身を除く): 525266640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 720, 960, 1440, 2880, 74759, 149518, 224277, 299036, 373795, 448554, 598072, 672831, 747590, 897108, 1121385, 1196144, 1345662, 1495180, 1794216, 2242770, 2392288, 2691324, 2990360, 3364155, 3588432, 4485540, 4784576, 5382648, 5980720, 6728310, 7176864, 8971080, 10765296, 11961440, 13456620, 14353728, 17942160, 21530592, 23922880, 26913240, 35884320, 43061184, 53826480, 71768640, 107652960, 215305920]

約数ペア:

[(1, 215305920), (2, 107652960), (3, 71768640), (4, 53826480), (5, 43061184), (6, 35884320), (8, 26913240), (9, 23922880), (10, 21530592), (12, 17942160), (15, 14353728), (16, 13456620), (18, 11961440), (20, 10765296), (24, 8971080), (30, 7176864), (32, 6728310), (36, 5980720), (40, 5382648), (45, 4784576), (48, 4485540), (60, 3588432), (64, 3364155), (72, 2990360), (80, 2691324), (90, 2392288), (96, 2242770), (120, 1794216), (144, 1495180), (160, 1345662), (180, 1196144), (192, 1121385), (240, 897108), (288, 747590), (320, 672831), (360, 598072), (480, 448554), (576, 373795), (720, 299036), (960, 224277), (1440, 149518), (2880, 74759)]