220886960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{3011}}^1$

素因数の和:3162

約数の個数: 80

約数和(自身を含む): 591604992

約数和(自身を除く): 370718032

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 131, 140, 262, 280, 524, 560, 655, 917, 1048, 1310, 1834, 2096, 2620, 3011, 3668, 4585, 5240, 6022, 7336, 9170, 10480, 12044, 14672, 15055, 18340, 21077, 24088, 30110, 36680, 42154, 48176, 60220, 73360, 84308, 105385, 120440, 168616, 210770, 240880, 337232, 394441, 421540, 788882, 843080, 1577764, 1686160, 1972205, 2761087, 3155528, 3944410, 5522174, 6311056, 7888820, 11044348, 13805435, 15777640, 22088696, 27610870, 31555280, 44177392, 55221740, 110443480, 220886960]

約数ペア:

[(1, 220886960), (2, 110443480), (4, 55221740), (5, 44177392), (7, 31555280), (8, 27610870), (10, 22088696), (14, 15777640), (16, 13805435), (20, 11044348), (28, 7888820), (35, 6311056), (40, 5522174), (56, 3944410), (70, 3155528), (80, 2761087), (112, 1972205), (131, 1686160), (140, 1577764), (262, 843080), (280, 788882), (524, 421540), (560, 394441), (655, 337232), (917, 240880), (1048, 210770), (1310, 168616), (1834, 120440), (2096, 105385), (2620, 84308), (3011, 73360), (3668, 60220), (4585, 48176), (5240, 42154), (6022, 36680), (7336, 30110), (9170, 24088), (10480, 21077), (12044, 18340), (14672, 15055)]