320401494490

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1621}}^1\times {\mathrm{36671}}^1$

素因数の和:38324

約数の個数: 96

約数和(自身を含む): 732342187008

約数和(自身を除く): 411940692518

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 49, 55, 70, 77, 98, 110, 154, 245, 385, 490, 539, 770, 1078, 1621, 2695, 3242, 5390, 8105, 11347, 16210, 17831, 22694, 35662, 36671, 56735, 73342, 79429, 89155, 113470, 124817, 158858, 178310, 183355, 249634, 256697, 366710, 397145, 403381, 513394, 624085, 794290, 806762, 873719, 1248170, 1283485, 1747438, 1796879, 2016905, 2566970, 2823667, 3593758, 4033810, 4368595, 5647334, 8737190, 8984395, 14118335, 17968790, 19765669, 28236670, 39531338, 59443691, 98828345, 118887382, 197656690, 297218455, 416105837, 594436910, 653880601, 832211674, 1307761202, 2080529185, 2912740859, 3269403005, 4161058370, 4577164207, 5825481718, 6538806010, 9154328414, 14563704295, 22885821035, 29127408590, 32040149449, 45771642070, 64080298898, 160200747245, 320401494490]

約数ペア:

[(1, 320401494490), (2, 160200747245), (5, 64080298898), (7, 45771642070), (10, 32040149449), (11, 29127408590), (14, 22885821035), (22, 14563704295), (35, 9154328414), (49, 6538806010), (55, 5825481718), (70, 4577164207), (77, 4161058370), (98, 3269403005), (110, 2912740859), (154, 2080529185), (245, 1307761202), (385, 832211674), (490, 653880601), (539, 594436910), (770, 416105837), (1078, 297218455), (1621, 197656690), (2695, 118887382), (3242, 98828345), (5390, 59443691), (8105, 39531338), (11347, 28236670), (16210, 19765669), (17831, 17968790), (22694, 14118335), (35662, 8984395), (36671, 8737190), (56735, 5647334), (73342, 4368595), (79429, 4033810), (89155, 3593758), (113470, 2823667), (124817, 2566970), (158858, 2016905), (178310, 1796879), (183355, 1747438), (249634, 1283485), (256697, 1248170), (366710, 873719), (397145, 806762), (403381, 794290), (513394, 624085)]