40319748

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{401}}^1$

素因数の和:447

約数の個数: 144

約数和(自身を含む): 128318400

約数和(自身を除く): 87998652

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 27, 28, 36, 38, 42, 49, 54, 57, 63, 76, 84, 98, 108, 114, 126, 133, 147, 171, 189, 196, 228, 252, 266, 294, 342, 378, 399, 401, 441, 513, 532, 588, 684, 756, 798, 802, 882, 931, 1026, 1197, 1203, 1323, 1596, 1604, 1764, 1862, 2052, 2394, 2406, 2646, 2793, 2807, 3591, 3609, 3724, 4788, 4812, 5292, 5586, 5614, 7182, 7218, 7619, 8379, 8421, 10827, 11172, 11228, 14364, 14436, 15238, 16758, 16842, 19649, 21654, 22857, 25137, 25263, 30476, 33516, 33684, 39298, 43308, 45714, 50274, 50526, 53333, 58947, 68571, 75789, 78596, 91428, 100548, 101052, 106666, 117894, 137142, 151578, 159999, 176841, 205713, 213332, 235788, 274284, 303156, 319998, 353682, 373331, 411426, 479997, 530523, 639996, 707364, 746662, 822852, 959994, 1061046, 1119993, 1439991, 1493324, 1919988, 2122092, 2239986, 2879982, 3359979, 4479972, 5759964, 6719958, 10079937, 13439916, 20159874, 40319748]

約数ペア:

[(1, 40319748), (2, 20159874), (3, 13439916), (4, 10079937), (6, 6719958), (7, 5759964), (9, 4479972), (12, 3359979), (14, 2879982), (18, 2239986), (19, 2122092), (21, 1919988), (27, 1493324), (28, 1439991), (36, 1119993), (38, 1061046), (42, 959994), (49, 822852), (54, 746662), (57, 707364), (63, 639996), (76, 530523), (84, 479997), (98, 411426), (108, 373331), (114, 353682), (126, 319998), (133, 303156), (147, 274284), (171, 235788), (189, 213332), (196, 205713), (228, 176841), (252, 159999), (266, 151578), (294, 137142), (342, 117894), (378, 106666), (399, 101052), (401, 100548), (441, 91428), (513, 78596), (532, 75789), (588, 68571), (684, 58947), (756, 53333), (798, 50526), (802, 50274), (882, 45714), (931, 43308), (1026, 39298), (1197, 33684), (1203, 33516), (1323, 30476), (1596, 25263), (1604, 25137), (1764, 22857), (1862, 21654), (2052, 19649), (2394, 16842), (2406, 16758), (2646, 15238), (2793, 14436), (2807, 14364), (3591, 11228), (3609, 11172), (3724, 10827), (4788, 8421), (4812, 8379), (5292, 7619), (5586, 7218), (5614, 7182)]