51584640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{401}}^1$

素因数の和:490

約数の個数: 128

約数和(自身を含む): 167296320

約数和(自身を除く): 115711680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 67, 80, 96, 120, 128, 134, 160, 192, 201, 240, 268, 320, 335, 384, 401, 402, 480, 536, 640, 670, 802, 804, 960, 1005, 1072, 1203, 1340, 1604, 1608, 1920, 2005, 2010, 2144, 2406, 2680, 3208, 3216, 4010, 4020, 4288, 4812, 5360, 6015, 6416, 6432, 8020, 8040, 8576, 9624, 10720, 12030, 12832, 12864, 16040, 16080, 19248, 21440, 24060, 25664, 25728, 26867, 32080, 32160, 38496, 42880, 48120, 51328, 53734, 64160, 64320, 76992, 80601, 96240, 107468, 128320, 128640, 134335, 153984, 161202, 192480, 214936, 256640, 268670, 322404, 384960, 403005, 429872, 537340, 644808, 769920, 806010, 859744, 1074680, 1289616, 1612020, 1719488, 2149360, 2579232, 3224040, 3438976, 4298720, 5158464, 6448080, 8597440, 10316928, 12896160, 17194880, 25792320, 51584640]

約数ペア:

[(1, 51584640), (2, 25792320), (3, 17194880), (4, 12896160), (5, 10316928), (6, 8597440), (8, 6448080), (10, 5158464), (12, 4298720), (15, 3438976), (16, 3224040), (20, 2579232), (24, 2149360), (30, 1719488), (32, 1612020), (40, 1289616), (48, 1074680), (60, 859744), (64, 806010), (67, 769920), (80, 644808), (96, 537340), (120, 429872), (128, 403005), (134, 384960), (160, 322404), (192, 268670), (201, 256640), (240, 214936), (268, 192480), (320, 161202), (335, 153984), (384, 134335), (401, 128640), (402, 128320), (480, 107468), (536, 96240), (640, 80601), (670, 76992), (802, 64320), (804, 64160), (960, 53734), (1005, 51328), (1072, 48120), (1203, 42880), (1340, 38496), (1604, 32160), (1608, 32080), (1920, 26867), (2005, 25728), (2010, 25664), (2144, 24060), (2406, 21440), (2680, 19248), (3208, 16080), (3216, 16040), (4010, 12864), (4020, 12832), (4288, 12030), (4812, 10720), (5360, 9624), (6015, 8576), (6416, 8040), (6432, 8020)]