521008740

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{337}}^1\times {\mathrm{409}}^1$

素因数の和:771

約数の個数: 192

約数和(自身を含む): 1862515200

約数和(自身を除く): 1341506460

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 337, 378, 409, 420, 540, 630, 674, 756, 818, 945, 1011, 1227, 1260, 1348, 1636, 1685, 1890, 2022, 2045, 2359, 2454, 2863, 3033, 3370, 3681, 3780, 4044, 4090, 4718, 4908, 5055, 5726, 6066, 6135, 6740, 7077, 7362, 8180, 8589, 9099, 9436, 10110, 11043, 11452, 11795, 12132, 12270, 14154, 14315, 14724, 15165, 17178, 18198, 18405, 20220, 21231, 22086, 23590, 24540, 25767, 28308, 28630, 30330, 34356, 35385, 36396, 36810, 42462, 42945, 44172, 45495, 47180, 51534, 55215, 57260, 60660, 63693, 70770, 73620, 77301, 84924, 85890, 90990, 103068, 106155, 110430, 127386, 128835, 137833, 141540, 154602, 171780, 181980, 212310, 220860, 254772, 257670, 275666, 309204, 318465, 386505, 413499, 424620, 515340, 551332, 636930, 689165, 773010, 826998, 964831, 1240497, 1273860, 1378330, 1546020, 1653996, 1929662, 2067495, 2480994, 2756660, 2894493, 3721491, 3859324, 4134990, 4824155, 4961988, 5788986, 6202485, 7442982, 8269980, 8683479, 9648310, 11577972, 12404970, 14472465, 14885964, 17366958, 18607455, 19296620, 24809940, 26050437, 28944930, 34733916, 37214910, 43417395, 52100874, 57889860, 74429820, 86834790, 104201748, 130252185, 173669580, 260504370, 521008740]

約数ペア:

[(1, 521008740), (2, 260504370), (3, 173669580), (4, 130252185), (5, 104201748), (6, 86834790), (7, 74429820), (9, 57889860), (10, 52100874), (12, 43417395), (14, 37214910), (15, 34733916), (18, 28944930), (20, 26050437), (21, 24809940), (27, 19296620), (28, 18607455), (30, 17366958), (35, 14885964), (36, 14472465), (42, 12404970), (45, 11577972), (54, 9648310), (60, 8683479), (63, 8269980), (70, 7442982), (84, 6202485), (90, 5788986), (105, 4961988), (108, 4824155), (126, 4134990), (135, 3859324), (140, 3721491), (180, 2894493), (189, 2756660), (210, 2480994), (252, 2067495), (270, 1929662), (315, 1653996), (337, 1546020), (378, 1378330), (409, 1273860), (420, 1240497), (540, 964831), (630, 826998), (674, 773010), (756, 689165), (818, 636930), (945, 551332), (1011, 515340), (1227, 424620), (1260, 413499), (1348, 386505), (1636, 318465), (1685, 309204), (1890, 275666), (2022, 257670), (2045, 254772), (2359, 220860), (2454, 212310), (2863, 181980), (3033, 171780), (3370, 154602), (3681, 141540), (3780, 137833), (4044, 128835), (4090, 127386), (4718, 110430), (4908, 106155), (5055, 103068), (5726, 90990), (6066, 85890), (6135, 84924), (6740, 77301), (7077, 73620), (7362, 70770), (8180, 63693), (8589, 60660), (9099, 57260), (9436, 55215), (10110, 51534), (11043, 47180), (11452, 45495), (11795, 44172), (12132, 42945), (12270, 42462), (14154, 36810), (14315, 36396), (14724, 35385), (15165, 34356), (17178, 30330), (18198, 28630), (18405, 28308), (20220, 25767), (21231, 24540), (22086, 23590)]