15944880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{9491}}^1$

素因数の和:9514

約数の個数: 80

約数和(自身を含む): 56496384

約数和(自身を除く): 40551504

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 9491, 18982, 28473, 37964, 47455, 56946, 66437, 75928, 94910, 113892, 132874, 142365, 151856, 189820, 199311, 227784, 265748, 284730, 332185, 379640, 398622, 455568, 531496, 569460, 664370, 759280, 797244, 996555, 1062992, 1138920, 1328740, 1594488, 1993110, 2277840, 2657480, 3188976, 3986220, 5314960, 7972440, 15944880]

約数ペア:

[(1, 15944880), (2, 7972440), (3, 5314960), (4, 3986220), (5, 3188976), (6, 2657480), (7, 2277840), (8, 1993110), (10, 1594488), (12, 1328740), (14, 1138920), (15, 1062992), (16, 996555), (20, 797244), (21, 759280), (24, 664370), (28, 569460), (30, 531496), (35, 455568), (40, 398622), (42, 379640), (48, 332185), (56, 284730), (60, 265748), (70, 227784), (80, 199311), (84, 189820), (105, 151856), (112, 142365), (120, 132874), (140, 113892), (168, 94910), (210, 75928), (240, 66437), (280, 56946), (336, 47455), (420, 37964), (560, 28473), (840, 18982), (1680, 9491)]