139561856

素因数分解:

$2^7\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1429}}^1$

素因数の和:1559

約数の個数: 64

約数和(自身を含む): 320892000

約数和(自身を除く): 181330144

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 109, 112, 128, 218, 224, 436, 448, 763, 872, 896, 1429, 1526, 1744, 2858, 3052, 3488, 5716, 6104, 6976, 10003, 11432, 12208, 13952, 20006, 22864, 24416, 40012, 45728, 48832, 80024, 91456, 97664, 155761, 160048, 182912, 311522, 320096, 623044, 640192, 1090327, 1246088, 1280384, 2180654, 2492176, 4361308, 4984352, 8722616, 9968704, 17445232, 19937408, 34890464, 69780928, 139561856]

約数ペア:

[(1, 139561856), (2, 69780928), (4, 34890464), (7, 19937408), (8, 17445232), (14, 9968704), (16, 8722616), (28, 4984352), (32, 4361308), (56, 2492176), (64, 2180654), (109, 1280384), (112, 1246088), (128, 1090327), (218, 640192), (224, 623044), (436, 320096), (448, 311522), (763, 182912), (872, 160048), (896, 155761), (1429, 97664), (1526, 91456), (1744, 80024), (2858, 48832), (3052, 45728), (3488, 40012), (5716, 24416), (6104, 22864), (6976, 20006), (10003, 13952), (11432, 12208)]