8815920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{337}}^1$

素因数の和:462

約数の個数: 80

約数和(自身を含む): 27661920

約数和(自身を除く): 18846000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 109, 120, 218, 240, 327, 337, 436, 545, 654, 674, 872, 1011, 1090, 1308, 1348, 1635, 1685, 1744, 2022, 2180, 2616, 2696, 3270, 3370, 4044, 4360, 5055, 5232, 5392, 6540, 6740, 8088, 8720, 10110, 13080, 13480, 16176, 20220, 26160, 26960, 36733, 40440, 73466, 80880, 110199, 146932, 183665, 220398, 293864, 367330, 440796, 550995, 587728, 734660, 881592, 1101990, 1469320, 1763184, 2203980, 2938640, 4407960, 8815920]

約数ペア:

[(1, 8815920), (2, 4407960), (3, 2938640), (4, 2203980), (5, 1763184), (6, 1469320), (8, 1101990), (10, 881592), (12, 734660), (15, 587728), (16, 550995), (20, 440796), (24, 367330), (30, 293864), (40, 220398), (48, 183665), (60, 146932), (80, 110199), (109, 80880), (120, 73466), (218, 40440), (240, 36733), (327, 26960), (337, 26160), (436, 20220), (545, 16176), (654, 13480), (674, 13080), (872, 10110), (1011, 8720), (1090, 8088), (1308, 6740), (1348, 6540), (1635, 5392), (1685, 5232), (1744, 5055), (2022, 4360), (2180, 4044), (2616, 3370), (2696, 3270)]