31967712

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1$

素因数の和:281

約数の個数: 144

約数和(自身を含む): 105592032

約数和(自身を除く): 73624320

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 101, 112, 126, 144, 157, 168, 202, 224, 252, 288, 303, 314, 336, 404, 471, 504, 606, 628, 672, 707, 808, 909, 942, 1008, 1099, 1212, 1256, 1413, 1414, 1616, 1818, 1884, 2016, 2121, 2198, 2424, 2512, 2826, 2828, 3232, 3297, 3636, 3768, 4242, 4396, 4848, 5024, 5652, 5656, 6363, 6594, 7272, 7536, 8484, 8792, 9696, 9891, 11304, 11312, 12726, 13188, 14544, 15072, 15857, 16968, 17584, 19782, 22608, 22624, 25452, 26376, 29088, 31714, 33936, 35168, 39564, 45216, 47571, 50904, 52752, 63428, 67872, 79128, 95142, 101808, 105504, 110999, 126856, 142713, 158256, 190284, 203616, 221998, 253712, 285426, 316512, 332997, 380568, 443996, 507424, 570852, 665994, 761136, 887992, 998991, 1141704, 1331988, 1522272, 1775984, 1997982, 2283408, 2663976, 3551968, 3995964, 4566816, 5327952, 7991928, 10655904, 15983856, 31967712]

約数ペア:

[(1, 31967712), (2, 15983856), (3, 10655904), (4, 7991928), (6, 5327952), (7, 4566816), (8, 3995964), (9, 3551968), (12, 2663976), (14, 2283408), (16, 1997982), (18, 1775984), (21, 1522272), (24, 1331988), (28, 1141704), (32, 998991), (36, 887992), (42, 761136), (48, 665994), (56, 570852), (63, 507424), (72, 443996), (84, 380568), (96, 332997), (101, 316512), (112, 285426), (126, 253712), (144, 221998), (157, 203616), (168, 190284), (202, 158256), (224, 142713), (252, 126856), (288, 110999), (303, 105504), (314, 101808), (336, 95142), (404, 79128), (471, 67872), (504, 63428), (606, 52752), (628, 50904), (672, 47571), (707, 45216), (808, 39564), (909, 35168), (942, 33936), (1008, 31714), (1099, 29088), (1212, 26376), (1256, 25452), (1413, 22624), (1414, 22608), (1616, 19782), (1818, 17584), (1884, 16968), (2016, 15857), (2121, 15072), (2198, 14544), (2424, 13188), (2512, 12726), (2826, 11312), (2828, 11304), (3232, 9891), (3297, 9696), (3636, 8792), (3768, 8484), (4242, 7536), (4396, 7272), (4848, 6594), (5024, 6363), (5652, 5656)]