318140480

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1303}}^1$

素因数の和:1436

約数の個数: 112

約数和(自身を含む): 874410240

約数和(自身を除く): 556269760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 109, 112, 140, 160, 218, 224, 280, 320, 436, 448, 545, 560, 763, 872, 1090, 1120, 1303, 1526, 1744, 2180, 2240, 2606, 3052, 3488, 3815, 4360, 5212, 6104, 6515, 6976, 7630, 8720, 9121, 10424, 12208, 13030, 15260, 17440, 18242, 20848, 24416, 26060, 30520, 34880, 36484, 41696, 45605, 48832, 52120, 61040, 72968, 83392, 91210, 104240, 122080, 142027, 145936, 182420, 208480, 244160, 284054, 291872, 364840, 416960, 568108, 583744, 710135, 729680, 994189, 1136216, 1420270, 1459360, 1988378, 2272432, 2840540, 2918720, 3976756, 4544864, 4970945, 5681080, 7953512, 9089728, 9941890, 11362160, 15907024, 19883780, 22724320, 31814048, 39767560, 45448640, 63628096, 79535120, 159070240, 318140480]

約数ペア:

[(1, 318140480), (2, 159070240), (4, 79535120), (5, 63628096), (7, 45448640), (8, 39767560), (10, 31814048), (14, 22724320), (16, 19883780), (20, 15907024), (28, 11362160), (32, 9941890), (35, 9089728), (40, 7953512), (56, 5681080), (64, 4970945), (70, 4544864), (80, 3976756), (109, 2918720), (112, 2840540), (140, 2272432), (160, 1988378), (218, 1459360), (224, 1420270), (280, 1136216), (320, 994189), (436, 729680), (448, 710135), (545, 583744), (560, 568108), (763, 416960), (872, 364840), (1090, 291872), (1120, 284054), (1303, 244160), (1526, 208480), (1744, 182420), (2180, 145936), (2240, 142027), (2606, 122080), (3052, 104240), (3488, 91210), (3815, 83392), (4360, 72968), (5212, 61040), (6104, 52120), (6515, 48832), (6976, 45605), (7630, 41696), (8720, 36484), (9121, 34880), (10424, 30520), (12208, 26060), (13030, 24416), (15260, 20848), (17440, 18242)]