161479440

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{74759}}^1$

素因数の和:74781

約数の個数: 80

約数和(自身を含む): 556214400

約数和(自身を除く): 394734960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 74759, 149518, 224277, 299036, 373795, 448554, 598072, 672831, 747590, 897108, 1121385, 1196144, 1345662, 1495180, 1794216, 2018493, 2242770, 2691324, 2990360, 3364155, 3588432, 4036986, 4485540, 5382648, 5980720, 6728310, 8073972, 8971080, 10092465, 10765296, 13456620, 16147944, 17942160, 20184930, 26913240, 32295888, 40369860, 53826480, 80739720, 161479440]

約数ペア:

[(1, 161479440), (2, 80739720), (3, 53826480), (4, 40369860), (5, 32295888), (6, 26913240), (8, 20184930), (9, 17942160), (10, 16147944), (12, 13456620), (15, 10765296), (16, 10092465), (18, 8971080), (20, 8073972), (24, 6728310), (27, 5980720), (30, 5382648), (36, 4485540), (40, 4036986), (45, 3588432), (48, 3364155), (54, 2990360), (60, 2691324), (72, 2242770), (80, 2018493), (90, 1794216), (108, 1495180), (120, 1345662), (135, 1196144), (144, 1121385), (180, 897108), (216, 747590), (240, 672831), (270, 598072), (360, 448554), (432, 373795), (540, 299036), (720, 224277), (1080, 149518), (2160, 74759)]