83159720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{349}}^1$

素因数の和:427

約数の個数: 128

約数和(自身を含む): 229824000

約数和(自身を除く): 146664280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 37, 40, 46, 56, 70, 74, 92, 115, 140, 148, 161, 184, 185, 230, 259, 280, 296, 322, 349, 370, 460, 518, 644, 698, 740, 805, 851, 920, 1036, 1288, 1295, 1396, 1480, 1610, 1702, 1745, 2072, 2443, 2590, 2792, 3220, 3404, 3490, 4255, 4886, 5180, 5957, 6440, 6808, 6980, 8027, 8510, 9772, 10360, 11914, 12215, 12913, 13960, 16054, 17020, 19544, 23828, 24430, 25826, 29785, 32108, 34040, 40135, 47656, 48860, 51652, 56189, 59570, 64216, 64565, 80270, 90391, 97720, 103304, 112378, 119140, 129130, 160540, 180782, 224756, 238280, 258260, 280945, 296999, 321080, 361564, 449512, 451955, 516520, 561890, 593998, 723128, 903910, 1123780, 1187996, 1484995, 1807820, 2078993, 2247560, 2375992, 2969990, 3615640, 4157986, 5939980, 8315972, 10394965, 11879960, 16631944, 20789930, 41579860, 83159720]

約数ペア:

[(1, 83159720), (2, 41579860), (4, 20789930), (5, 16631944), (7, 11879960), (8, 10394965), (10, 8315972), (14, 5939980), (20, 4157986), (23, 3615640), (28, 2969990), (35, 2375992), (37, 2247560), (40, 2078993), (46, 1807820), (56, 1484995), (70, 1187996), (74, 1123780), (92, 903910), (115, 723128), (140, 593998), (148, 561890), (161, 516520), (184, 451955), (185, 449512), (230, 361564), (259, 321080), (280, 296999), (296, 280945), (322, 258260), (349, 238280), (370, 224756), (460, 180782), (518, 160540), (644, 129130), (698, 119140), (740, 112378), (805, 103304), (851, 97720), (920, 90391), (1036, 80270), (1288, 64565), (1295, 64216), (1396, 59570), (1480, 56189), (1610, 51652), (1702, 48860), (1745, 47656), (2072, 40135), (2443, 34040), (2590, 32108), (2792, 29785), (3220, 25826), (3404, 24430), (3490, 23828), (4255, 19544), (4886, 17020), (5180, 16054), (5957, 13960), (6440, 12913), (6808, 12215), (6980, 11914), (8027, 10360), (8510, 9772)]