19701344640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{153151}}^1$

素因数の和:153240

約数の個数: 128

約数和(自身を含む): 63735736320

約数和(自身を除く): 44034391680

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, 402, 480, 536, 640, 670, 804, 960, 1005, 1072, 1340, 1608, 1920, 2010, 2144, 2680, 3216, 4020, 4288, 5360, 6432, 8040, 8576, 10720, 12864, 16080, 21440, 25728, 32160, 42880, 64320, 128640, 153151, 306302, 459453, 612604, 765755, 918906, 1225208, 1531510, 1837812, 2297265, 2450416, 3063020, 3675624, 4594530, 4900832, 6126040, 7351248, 9189060, 9801664, 10261117, 12252080, 14702496, 18378120, 19603328, 20522234, 24504160, 29404992, 30783351, 36756240, 41044468, 49008320, 51305585, 58809984, 61566702, 73512480, 82088936, 98016640, 102611170, 123133404, 147024960, 153916755, 164177872, 205222340, 246266808, 294049920, 307833510, 328355744, 410444680, 492533616, 615667020, 656711488, 820889360, 985067232, 1231334040, 1313422976, 1641778720, 1970134464, 2462668080, 3283557440, 3940268928, 4925336160, 6567114880, 9850672320, 19701344640]

約数ペア:

[(1, 19701344640), (2, 9850672320), (3, 6567114880), (4, 4925336160), (5, 3940268928), (6, 3283557440), (8, 2462668080), (10, 1970134464), (12, 1641778720), (15, 1313422976), (16, 1231334040), (20, 985067232), (24, 820889360), (30, 656711488), (32, 615667020), (40, 492533616), (48, 410444680), (60, 328355744), (64, 307833510), (67, 294049920), (80, 246266808), (96, 205222340), (120, 164177872), (128, 153916755), (134, 147024960), (160, 123133404), (192, 102611170), (201, 98016640), (240, 82088936), (268, 73512480), (320, 61566702), (335, 58809984), (384, 51305585), (402, 49008320), (480, 41044468), (536, 36756240), (640, 30783351), (670, 29404992), (804, 24504160), (960, 20522234), (1005, 19603328), (1072, 18378120), (1340, 14702496), (1608, 12252080), (1920, 10261117), (2010, 9801664), (2144, 9189060), (2680, 7351248), (3216, 6126040), (4020, 4900832), (4288, 4594530), (5360, 3675624), (6432, 3063020), (8040, 2450416), (8576, 2297265), (10720, 1837812), (12864, 1531510), (16080, 1225208), (21440, 918906), (25728, 765755), (32160, 612604), (42880, 459453), (64320, 306302), (128640, 153151)]