1342880

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1$

素因数の和:142

約数の個数: 96

約数和(自身を含む): 3991680

約数和(自身を除く): 2648800

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 70, 77, 80, 88, 109, 110, 112, 140, 154, 160, 176, 218, 220, 224, 280, 308, 352, 385, 436, 440, 545, 560, 616, 763, 770, 872, 880, 1090, 1120, 1199, 1232, 1526, 1540, 1744, 1760, 2180, 2398, 2464, 3052, 3080, 3488, 3815, 4360, 4796, 5995, 6104, 6160, 7630, 8393, 8720, 9592, 11990, 12208, 12320, 15260, 16786, 17440, 19184, 23980, 24416, 30520, 33572, 38368, 41965, 47960, 61040, 67144, 83930, 95920, 122080, 134288, 167860, 191840, 268576, 335720, 671440, 1342880]

約数ペア:

[(1, 1342880), (2, 671440), (4, 335720), (5, 268576), (7, 191840), (8, 167860), (10, 134288), (11, 122080), (14, 95920), (16, 83930), (20, 67144), (22, 61040), (28, 47960), (32, 41965), (35, 38368), (40, 33572), (44, 30520), (55, 24416), (56, 23980), (70, 19184), (77, 17440), (80, 16786), (88, 15260), (109, 12320), (110, 12208), (112, 11990), (140, 9592), (154, 8720), (160, 8393), (176, 7630), (218, 6160), (220, 6104), (224, 5995), (280, 4796), (308, 4360), (352, 3815), (385, 3488), (436, 3080), (440, 3052), (545, 2464), (560, 2398), (616, 2180), (763, 1760), (770, 1744), (872, 1540), (880, 1526), (1090, 1232), (1120, 1199)]