51018660

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{409}}^1$

素因数の和:448

約数の個数: 240

約数和(自身を含む): 200027520

約数和(自身を除く): 149008860

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 27, 28, 30, 33, 35, 36, 42, 44, 45, 54, 55, 60, 63, 66, 70, 77, 81, 84, 90, 99, 105, 108, 110, 126, 132, 135, 140, 154, 162, 165, 180, 189, 198, 210, 220, 231, 252, 270, 297, 308, 315, 324, 330, 378, 385, 396, 405, 409, 420, 462, 495, 540, 567, 594, 630, 660, 693, 756, 770, 810, 818, 891, 924, 945, 990, 1134, 1155, 1188, 1227, 1260, 1386, 1485, 1540, 1620, 1636, 1782, 1890, 1980, 2045, 2079, 2268, 2310, 2454, 2772, 2835, 2863, 2970, 3465, 3564, 3681, 3780, 4090, 4158, 4455, 4499, 4620, 4908, 5670, 5726, 5940, 6135, 6237, 6930, 7362, 8180, 8316, 8589, 8910, 8998, 10395, 11043, 11340, 11452, 12270, 12474, 13497, 13860, 14315, 14724, 17178, 17820, 17996, 18405, 20790, 22086, 22495, 24540, 24948, 25767, 26994, 28630, 31185, 31493, 33129, 34356, 36810, 40491, 41580, 42945, 44172, 44990, 51534, 53988, 55215, 57260, 62370, 62986, 66258, 67485, 73620, 77301, 80982, 85890, 89980, 94479, 103068, 110430, 121473, 124740, 125972, 128835, 132516, 134970, 154602, 157465, 161964, 165645, 171780, 188958, 202455, 220860, 231903, 242946, 257670, 269940, 283437, 309204, 314930, 331290, 364419, 377916, 386505, 404910, 463806, 472395, 485892, 515340, 566874, 607365, 629860, 662580, 728838, 773010, 809820, 850311, 927612, 944790, 1133748, 1159515, 1214730, 1417185, 1457676, 1546020, 1700622, 1822095, 1889580, 2319030, 2429460, 2550933, 2834370, 3401244, 3644190, 4251555, 4638060, 5101866, 5668740, 7288380, 8503110, 10203732, 12754665, 17006220, 25509330, 51018660]

約数ペア:

[(1, 51018660), (2, 25509330), (3, 17006220), (4, 12754665), (5, 10203732), (6, 8503110), (7, 7288380), (9, 5668740), (10, 5101866), (11, 4638060), (12, 4251555), (14, 3644190), (15, 3401244), (18, 2834370), (20, 2550933), (21, 2429460), (22, 2319030), (27, 1889580), (28, 1822095), (30, 1700622), (33, 1546020), (35, 1457676), (36, 1417185), (42, 1214730), (44, 1159515), (45, 1133748), (54, 944790), (55, 927612), (60, 850311), (63, 809820), (66, 773010), (70, 728838), (77, 662580), (81, 629860), (84, 607365), (90, 566874), (99, 515340), (105, 485892), (108, 472395), (110, 463806), (126, 404910), (132, 386505), (135, 377916), (140, 364419), (154, 331290), (162, 314930), (165, 309204), (180, 283437), (189, 269940), (198, 257670), (210, 242946), (220, 231903), (231, 220860), (252, 202455), (270, 188958), (297, 171780), (308, 165645), (315, 161964), (324, 157465), (330, 154602), (378, 134970), (385, 132516), (396, 128835), (405, 125972), (409, 124740), (420, 121473), (462, 110430), (495, 103068), (540, 94479), (567, 89980), (594, 85890), (630, 80982), (660, 77301), (693, 73620), (756, 67485), (770, 66258), (810, 62986), (818, 62370), (891, 57260), (924, 55215), (945, 53988), (990, 51534), (1134, 44990), (1155, 44172), (1188, 42945), (1227, 41580), (1260, 40491), (1386, 36810), (1485, 34356), (1540, 33129), (1620, 31493), (1636, 31185), (1782, 28630), (1890, 26994), (1980, 25767), (2045, 24948), (2079, 24540), (2268, 22495), (2310, 22086), (2454, 20790), (2772, 18405), (2835, 17996), (2863, 17820), (2970, 17178), (3465, 14724), (3564, 14315), (3681, 13860), (3780, 13497), (4090, 12474), (4158, 12270), (4455, 11452), (4499, 11340), (4620, 11043), (4908, 10395), (5670, 8998), (5726, 8910), (5940, 8589), (6135, 8316), (6237, 8180), (6930, 7362)]