428593920

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{467}}^1$

素因数の和:730

約数の個数: 144

約数和(自身を含む): 1377492480

約数和(自身を除く): 948898560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 239, 240, 256, 320, 384, 467, 478, 480, 640, 717, 768, 934, 956, 960, 1195, 1280, 1401, 1434, 1868, 1912, 1920, 2335, 2390, 2802, 2868, 3585, 3736, 3824, 3840, 4670, 4780, 5604, 5736, 7005, 7170, 7472, 7648, 9340, 9560, 11208, 11472, 14010, 14340, 14944, 15296, 18680, 19120, 22416, 22944, 28020, 28680, 29888, 30592, 37360, 38240, 44832, 45888, 56040, 57360, 59776, 61184, 74720, 76480, 89664, 91776, 111613, 112080, 114720, 119552, 149440, 152960, 179328, 183552, 223226, 224160, 229440, 298880, 305920, 334839, 358656, 446452, 448320, 458880, 558065, 597760, 669678, 892904, 896640, 917760, 1116130, 1339356, 1674195, 1785808, 1793280, 2232260, 2678712, 3348390, 3571616, 4464520, 5357424, 6696780, 7143232, 8929040, 10714848, 13393560, 14286464, 17858080, 21429696, 26787120, 28572928, 35716160, 42859392, 53574240, 71432320, 85718784, 107148480, 142864640, 214296960, 428593920]

約数ペア:

[(1, 428593920), (2, 214296960), (3, 142864640), (4, 107148480), (5, 85718784), (6, 71432320), (8, 53574240), (10, 42859392), (12, 35716160), (15, 28572928), (16, 26787120), (20, 21429696), (24, 17858080), (30, 14286464), (32, 13393560), (40, 10714848), (48, 8929040), (60, 7143232), (64, 6696780), (80, 5357424), (96, 4464520), (120, 3571616), (128, 3348390), (160, 2678712), (192, 2232260), (239, 1793280), (240, 1785808), (256, 1674195), (320, 1339356), (384, 1116130), (467, 917760), (478, 896640), (480, 892904), (640, 669678), (717, 597760), (768, 558065), (934, 458880), (956, 448320), (960, 446452), (1195, 358656), (1280, 334839), (1401, 305920), (1434, 298880), (1868, 229440), (1912, 224160), (1920, 223226), (2335, 183552), (2390, 179328), (2802, 152960), (2868, 149440), (3585, 119552), (3736, 114720), (3824, 112080), (3840, 111613), (4670, 91776), (4780, 89664), (5604, 76480), (5736, 74720), (7005, 61184), (7170, 59776), (7472, 57360), (7648, 56040), (9340, 45888), (9560, 44832), (11208, 38240), (11472, 37360), (14010, 30592), (14340, 29888), (14944, 28680), (15296, 28020), (18680, 22944), (19120, 22416)]