128061920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1049}}^1$

素因数の和:1180

約数の個数: 96

約数和(自身を含む): 349272000

約数和(自身を除く): 221210080

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, 1049, 1090, 1120, 1526, 1744, 2098, 2180, 3052, 3488, 3815, 4196, 4360, 5245, 6104, 7343, 7630, 8392, 8720, 10490, 12208, 14686, 15260, 16784, 17440, 20980, 24416, 29372, 30520, 33568, 36715, 41960, 58744, 61040, 73430, 83920, 114341, 117488, 122080, 146860, 167840, 228682, 234976, 293720, 457364, 571705, 587440, 800387, 914728, 1143410, 1174880, 1600774, 1829456, 2286820, 3201548, 3658912, 4001935, 4573640, 6403096, 8003870, 9147280, 12806192, 16007740, 18294560, 25612384, 32015480, 64030960, 128061920]

約数ペア:

[(1, 128061920), (2, 64030960), (4, 32015480), (5, 25612384), (7, 18294560), (8, 16007740), (10, 12806192), (14, 9147280), (16, 8003870), (20, 6403096), (28, 4573640), (32, 4001935), (35, 3658912), (40, 3201548), (56, 2286820), (70, 1829456), (80, 1600774), (109, 1174880), (112, 1143410), (140, 914728), (160, 800387), (218, 587440), (224, 571705), (280, 457364), (436, 293720), (545, 234976), (560, 228682), (763, 167840), (872, 146860), (1049, 122080), (1090, 117488), (1120, 114341), (1526, 83920), (1744, 73430), (2098, 61040), (2180, 58744), (3052, 41960), (3488, 36715), (3815, 33568), (4196, 30520), (4360, 29372), (5245, 24416), (6104, 20980), (7343, 17440), (7630, 16784), (8392, 15260), (8720, 14686), (10490, 12208)]