68069120

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:206

約数の個数: 144

約数和(自身を含む): 190729728

約数和(自身を除く): 122660608

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 71, 80, 107, 112, 128, 140, 142, 160, 214, 224, 256, 280, 284, 320, 355, 428, 448, 497, 535, 560, 568, 640, 710, 749, 856, 896, 994, 1070, 1120, 1136, 1280, 1420, 1498, 1712, 1792, 1988, 2140, 2240, 2272, 2485, 2840, 2996, 3424, 3745, 3976, 4280, 4480, 4544, 4970, 5680, 5992, 6848, 7490, 7597, 7952, 8560, 8960, 9088, 9940, 11360, 11984, 13696, 14980, 15194, 15904, 17120, 18176, 19880, 22720, 23968, 27392, 29960, 30388, 31808, 34240, 37985, 39760, 45440, 47936, 53179, 59920, 60776, 63616, 68480, 75970, 79520, 90880, 95872, 106358, 119840, 121552, 127232, 136960, 151940, 159040, 191744, 212716, 239680, 243104, 265895, 303880, 318080, 425432, 479360, 486208, 531790, 607760, 636160, 850864, 958720, 972416, 1063580, 1215520, 1701728, 1944832, 2127160, 2431040, 3403456, 4254320, 4862080, 6806912, 8508640, 9724160, 13613824, 17017280, 34034560, 68069120]

約数ペア:

[(1, 68069120), (2, 34034560), (4, 17017280), (5, 13613824), (7, 9724160), (8, 8508640), (10, 6806912), (14, 4862080), (16, 4254320), (20, 3403456), (28, 2431040), (32, 2127160), (35, 1944832), (40, 1701728), (56, 1215520), (64, 1063580), (70, 972416), (71, 958720), (80, 850864), (107, 636160), (112, 607760), (128, 531790), (140, 486208), (142, 479360), (160, 425432), (214, 318080), (224, 303880), (256, 265895), (280, 243104), (284, 239680), (320, 212716), (355, 191744), (428, 159040), (448, 151940), (497, 136960), (535, 127232), (560, 121552), (568, 119840), (640, 106358), (710, 95872), (749, 90880), (856, 79520), (896, 75970), (994, 68480), (1070, 63616), (1120, 60776), (1136, 59920), (1280, 53179), (1420, 47936), (1498, 45440), (1712, 39760), (1792, 37985), (1988, 34240), (2140, 31808), (2240, 30388), (2272, 29960), (2485, 27392), (2840, 23968), (2996, 22720), (3424, 19880), (3745, 18176), (3976, 17120), (4280, 15904), (4480, 15194), (4544, 14980), (4970, 13696), (5680, 11984), (5992, 11360), (6848, 9940), (7490, 9088), (7597, 8960), (7952, 8560)]