84221984

素因数分解:

$2^5\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1$

素因数の和:311

約数の個数: 144

約数和(自身を含む): 222354720

約数和(自身を除く): 138132736

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 19, 22, 28, 32, 38, 44, 49, 56, 76, 77, 88, 98, 112, 133, 152, 154, 176, 196, 209, 224, 257, 266, 304, 308, 352, 392, 418, 514, 532, 539, 608, 616, 784, 836, 931, 1028, 1064, 1078, 1232, 1463, 1568, 1672, 1799, 1862, 2056, 2128, 2156, 2464, 2827, 2926, 3344, 3598, 3724, 4112, 4256, 4312, 4883, 5654, 5852, 6688, 7196, 7448, 8224, 8624, 9766, 10241, 11308, 11704, 12593, 14392, 14896, 17248, 19532, 19789, 20482, 22616, 23408, 25186, 28784, 29792, 34181, 39064, 39578, 40964, 45232, 46816, 50372, 53713, 57568, 68362, 78128, 79156, 81928, 90464, 100744, 107426, 136724, 138523, 156256, 158312, 163856, 201488, 214852, 239267, 273448, 277046, 316624, 327712, 375991, 402976, 429704, 478534, 546896, 554092, 633248, 751982, 859408, 957068, 1093792, 1108184, 1503964, 1718816, 1914136, 2216368, 2631937, 3007928, 3828272, 4432736, 5263874, 6015856, 7656544, 10527748, 12031712, 21055496, 42110992, 84221984]

約数ペア:

[(1, 84221984), (2, 42110992), (4, 21055496), (7, 12031712), (8, 10527748), (11, 7656544), (14, 6015856), (16, 5263874), (19, 4432736), (22, 3828272), (28, 3007928), (32, 2631937), (38, 2216368), (44, 1914136), (49, 1718816), (56, 1503964), (76, 1108184), (77, 1093792), (88, 957068), (98, 859408), (112, 751982), (133, 633248), (152, 554092), (154, 546896), (176, 478534), (196, 429704), (209, 402976), (224, 375991), (257, 327712), (266, 316624), (304, 277046), (308, 273448), (352, 239267), (392, 214852), (418, 201488), (514, 163856), (532, 158312), (539, 156256), (608, 138523), (616, 136724), (784, 107426), (836, 100744), (931, 90464), (1028, 81928), (1064, 79156), (1078, 78128), (1232, 68362), (1463, 57568), (1568, 53713), (1672, 50372), (1799, 46816), (1862, 45232), (2056, 40964), (2128, 39578), (2156, 39064), (2464, 34181), (2827, 29792), (2926, 28784), (3344, 25186), (3598, 23408), (3724, 22616), (4112, 20482), (4256, 19789), (4312, 19532), (4883, 17248), (5654, 14896), (5852, 14392), (6688, 12593), (7196, 11704), (7448, 11308), (8224, 10241), (8624, 9766)]