189101920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1549}}^1$

素因数の和:1680

約数の個数: 96

約数和(自身を含む): 515592000

約数和(自身を除く): 326490080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 109, 112, 140, 160, 218, 224, 280, 436, 545, 560, 763, 872, 1090, 1120, 1526, 1549, 1744, 2180, 3052, 3098, 3488, 3815, 4360, 6104, 6196, 7630, 7745, 8720, 10843, 12208, 12392, 15260, 15490, 17440, 21686, 24416, 24784, 30520, 30980, 43372, 49568, 54215, 61040, 61960, 86744, 108430, 122080, 123920, 168841, 173488, 216860, 247840, 337682, 346976, 433720, 675364, 844205, 867440, 1181887, 1350728, 1688410, 1734880, 2363774, 2701456, 3376820, 4727548, 5402912, 5909435, 6753640, 9455096, 11818870, 13507280, 18910192, 23637740, 27014560, 37820384, 47275480, 94550960, 189101920]

約数ペア:

[(1, 189101920), (2, 94550960), (4, 47275480), (5, 37820384), (7, 27014560), (8, 23637740), (10, 18910192), (14, 13507280), (16, 11818870), (20, 9455096), (28, 6753640), (32, 5909435), (35, 5402912), (40, 4727548), (56, 3376820), (70, 2701456), (80, 2363774), (109, 1734880), (112, 1688410), (140, 1350728), (160, 1181887), (218, 867440), (224, 844205), (280, 675364), (436, 433720), (545, 346976), (560, 337682), (763, 247840), (872, 216860), (1090, 173488), (1120, 168841), (1526, 123920), (1549, 122080), (1744, 108430), (2180, 86744), (3052, 61960), (3098, 61040), (3488, 54215), (3815, 49568), (4360, 43372), (6104, 30980), (6196, 30520), (7630, 24784), (7745, 24416), (8720, 21686), (10843, 17440), (12208, 15490), (12392, 15260)]