320060880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{444529}}^1$

素因数の和:444548

約数の個数: 60

約数和(自身を含む): 1074873540

約数和(自身を除く): 754812660

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 444529, 889058, 1333587, 1778116, 2222645, 2667174, 3556232, 4000761, 4445290, 5334348, 6667935, 7112464, 8001522, 8890580, 10668696, 13335870, 16003044, 17781160, 20003805, 21337392, 26671740, 32006088, 35562320, 40007610, 53343480, 64012176, 80015220, 106686960, 160030440, 320060880]

約数ペア:

[(1, 320060880), (2, 160030440), (3, 106686960), (4, 80015220), (5, 64012176), (6, 53343480), (8, 40007610), (9, 35562320), (10, 32006088), (12, 26671740), (15, 21337392), (16, 20003805), (18, 17781160), (20, 16003044), (24, 13335870), (30, 10668696), (36, 8890580), (40, 8001522), (45, 7112464), (48, 6667935), (60, 5334348), (72, 4445290), (80, 4000761), (90, 3556232), (120, 2667174), (144, 2222645), (180, 1778116), (240, 1333587), (360, 889058), (720, 444529)]