161118540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{81373}}^1$

素因数の和:81399

約数の個数: 72

約数和(自身を含む): 533162448

約数和(自身を除く): 372043908

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 81373, 162746, 244119, 325492, 406865, 488238, 732357, 813730, 895103, 976476, 1220595, 1464714, 1627460, 1790206, 2441190, 2685309, 2929428, 3580412, 3661785, 4475515, 4882380, 5370618, 7323570, 8055927, 8951030, 10741236, 13426545, 14647140, 16111854, 17902060, 26853090, 32223708, 40279635, 53706180, 80559270, 161118540]

約数ペア:

[(1, 161118540), (2, 80559270), (3, 53706180), (4, 40279635), (5, 32223708), (6, 26853090), (9, 17902060), (10, 16111854), (11, 14647140), (12, 13426545), (15, 10741236), (18, 8951030), (20, 8055927), (22, 7323570), (30, 5370618), (33, 4882380), (36, 4475515), (44, 3661785), (45, 3580412), (55, 2929428), (60, 2685309), (66, 2441190), (90, 1790206), (99, 1627460), (110, 1464714), (132, 1220595), (165, 976476), (180, 895103), (198, 813730), (220, 732357), (330, 488238), (396, 406865), (495, 325492), (660, 244119), (990, 162746), (1980, 81373)]