221820200

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{158443}}^1$

素因数の和:158466

約数の個数: 48

約数和(自身を含む): 589411680

約数和(自身を除く): 367591480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 158443, 316886, 633772, 792215, 1109101, 1267544, 1584430, 2218202, 3168860, 3961075, 4436404, 5545505, 6337720, 7922150, 8872808, 11091010, 15844300, 22182020, 27727525, 31688600, 44364040, 55455050, 110910100, 221820200]

約数ペア:

[(1, 221820200), (2, 110910100), (4, 55455050), (5, 44364040), (7, 31688600), (8, 27727525), (10, 22182020), (14, 15844300), (20, 11091010), (25, 8872808), (28, 7922150), (35, 6337720), (40, 5545505), (50, 4436404), (56, 3961075), (70, 3168860), (100, 2218202), (140, 1584430), (175, 1267544), (200, 1109101), (280, 792215), (350, 633772), (700, 316886), (1400, 158443)]