19829280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{379}}^1$

素因数の和:506

約数の個数: 96

約数和(自身を含む): 63201600

約数和(自身を除く): 43372320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 109, 120, 160, 218, 240, 327, 379, 436, 480, 545, 654, 758, 872, 1090, 1137, 1308, 1516, 1635, 1744, 1895, 2180, 2274, 2616, 3032, 3270, 3488, 3790, 4360, 4548, 5232, 5685, 6064, 6540, 7580, 8720, 9096, 10464, 11370, 12128, 13080, 15160, 17440, 18192, 22740, 26160, 30320, 36384, 41311, 45480, 52320, 60640, 82622, 90960, 123933, 165244, 181920, 206555, 247866, 330488, 413110, 495732, 619665, 660976, 826220, 991464, 1239330, 1321952, 1652440, 1982928, 2478660, 3304880, 3965856, 4957320, 6609760, 9914640, 19829280]

約数ペア:

[(1, 19829280), (2, 9914640), (3, 6609760), (4, 4957320), (5, 3965856), (6, 3304880), (8, 2478660), (10, 1982928), (12, 1652440), (15, 1321952), (16, 1239330), (20, 991464), (24, 826220), (30, 660976), (32, 619665), (40, 495732), (48, 413110), (60, 330488), (80, 247866), (96, 206555), (109, 181920), (120, 165244), (160, 123933), (218, 90960), (240, 82622), (327, 60640), (379, 52320), (436, 45480), (480, 41311), (545, 36384), (654, 30320), (758, 26160), (872, 22740), (1090, 18192), (1137, 17440), (1308, 15160), (1516, 13080), (1635, 12128), (1744, 11370), (1895, 10464), (2180, 9096), (2274, 8720), (2616, 7580), (3032, 6540), (3270, 6064), (3488, 5685), (3790, 5232), (4360, 4548)]