1380455244

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{260857}}^1$

素因数の和:260884

約数の個数: 72

約数和(自身を含む): 4163293680

約数和(自身を除く): 2782838436

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 84, 98, 108, 126, 147, 189, 196, 252, 294, 378, 441, 588, 756, 882, 1323, 1764, 2646, 5292, 260857, 521714, 782571, 1043428, 1565142, 1825999, 2347713, 3130284, 3651998, 4695426, 5477997, 7043139, 7303996, 9390852, 10955994, 12781993, 14086278, 16433991, 21911988, 25563986, 28172556, 32867982, 38345979, 49301973, 51127972, 65735964, 76691958, 98603946, 115037937, 153383916, 197207892, 230075874, 345113811, 460151748, 690227622, 1380455244]

約数ペア:

[(1, 1380455244), (2, 690227622), (3, 460151748), (4, 345113811), (6, 230075874), (7, 197207892), (9, 153383916), (12, 115037937), (14, 98603946), (18, 76691958), (21, 65735964), (27, 51127972), (28, 49301973), (36, 38345979), (42, 32867982), (49, 28172556), (54, 25563986), (63, 21911988), (84, 16433991), (98, 14086278), (108, 12781993), (126, 10955994), (147, 9390852), (189, 7303996), (196, 7043139), (252, 5477997), (294, 4695426), (378, 3651998), (441, 3130284), (588, 2347713), (756, 1825999), (882, 1565142), (1323, 1043428), (1764, 782571), (2646, 521714), (5292, 260857)]