81416220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{28871}}^1$

素因数の和:28930

約数の個数: 48

約数和(自身を含む): 232823808

約数和(自身を除く): 151407588

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 94, 141, 188, 235, 282, 470, 564, 705, 940, 1410, 2820, 28871, 57742, 86613, 115484, 144355, 173226, 288710, 346452, 433065, 577420, 866130, 1356937, 1732260, 2713874, 4070811, 5427748, 6784685, 8141622, 13569370, 16283244, 20354055, 27138740, 40708110, 81416220]

約数ペア:

[(1, 81416220), (2, 40708110), (3, 27138740), (4, 20354055), (5, 16283244), (6, 13569370), (10, 8141622), (12, 6784685), (15, 5427748), (20, 4070811), (30, 2713874), (47, 1732260), (60, 1356937), (94, 866130), (141, 577420), (188, 433065), (235, 346452), (282, 288710), (470, 173226), (564, 144355), (705, 115484), (940, 86613), (1410, 57742), (2820, 28871)]