615993920

素因数分解:

$2^6\times 5^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{503}}^1$

素因数の和:652

約数の個数: 112

約数和(自身を含む): 1520830080

約数和(自身を除く): 904836160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 89, 160, 172, 178, 215, 320, 344, 356, 430, 445, 503, 688, 712, 860, 890, 1006, 1376, 1424, 1720, 1780, 2012, 2515, 2752, 2848, 3440, 3560, 3827, 4024, 5030, 5696, 6880, 7120, 7654, 8048, 10060, 13760, 14240, 15308, 16096, 19135, 20120, 21629, 28480, 30616, 32192, 38270, 40240, 43258, 44767, 61232, 76540, 80480, 86516, 89534, 108145, 122464, 153080, 160960, 173032, 179068, 216290, 223835, 244928, 306160, 346064, 358136, 432580, 447670, 612320, 692128, 716272, 865160, 895340, 1224640, 1384256, 1432544, 1730320, 1790680, 1924981, 2865088, 3460640, 3581360, 3849962, 6921280, 7162720, 7699924, 9624905, 14325440, 15399848, 19249810, 30799696, 38499620, 61599392, 76999240, 123198784, 153998480, 307996960, 615993920]

約数ペア:

[(1, 615993920), (2, 307996960), (4, 153998480), (5, 123198784), (8, 76999240), (10, 61599392), (16, 38499620), (20, 30799696), (32, 19249810), (40, 15399848), (43, 14325440), (64, 9624905), (80, 7699924), (86, 7162720), (89, 6921280), (160, 3849962), (172, 3581360), (178, 3460640), (215, 2865088), (320, 1924981), (344, 1790680), (356, 1730320), (430, 1432544), (445, 1384256), (503, 1224640), (688, 895340), (712, 865160), (860, 716272), (890, 692128), (1006, 612320), (1376, 447670), (1424, 432580), (1720, 358136), (1780, 346064), (2012, 306160), (2515, 244928), (2752, 223835), (2848, 216290), (3440, 179068), (3560, 173032), (3827, 160960), (4024, 153080), (5030, 122464), (5696, 108145), (6880, 89534), (7120, 86516), (7654, 80480), (8048, 76540), (10060, 61232), (13760, 44767), (14240, 43258), (15308, 40240), (16096, 38270), (19135, 32192), (20120, 30616), (21629, 28480)]