28017486560

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{523}}^1\times {\mathrm{6833}}^1$

素因数の和:7385

約数の個数: 144

約数和(自身を含む): 77156570736

約数和(自身を除く): 49139084176

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 523, 560, 784, 980, 1046, 1120, 1568, 1960, 2092, 2615, 3661, 3920, 4184, 5230, 6833, 7322, 7840, 8368, 10460, 13666, 14644, 16736, 18305, 20920, 25627, 27332, 29288, 34165, 36610, 41840, 47831, 51254, 54664, 58576, 68330, 73220, 83680, 95662, 102508, 109328, 117152, 128135, 136660, 146440, 191324, 205016, 218656, 239155, 256270, 273320, 292880, 334817, 382648, 410032, 478310, 512540, 546640, 585760, 669634, 765296, 820064, 956620, 1025080, 1093280, 1339268, 1530592, 1674085, 1913240, 2050160, 2678536, 3348170, 3573659, 3826480, 4100320, 5357072, 6696340, 7147318, 7652960, 10714144, 13392680, 14294636, 17868295, 25015613, 26785360, 28589272, 35736590, 50031226, 53570720, 57178544, 71473180, 100062452, 114357088, 125078065, 142946360, 175109291, 200124904, 250156130, 285892720, 350218582, 400249808, 500312260, 571785440, 700437164, 800499616, 875546455, 1000624520, 1400874328, 1751092910, 2001249040, 2801748656, 3502185820, 4002498080, 5603497312, 7004371640, 14008743280, 28017486560]

約数ペア:

[(1, 28017486560), (2, 14008743280), (4, 7004371640), (5, 5603497312), (7, 4002498080), (8, 3502185820), (10, 2801748656), (14, 2001249040), (16, 1751092910), (20, 1400874328), (28, 1000624520), (32, 875546455), (35, 800499616), (40, 700437164), (49, 571785440), (56, 500312260), (70, 400249808), (80, 350218582), (98, 285892720), (112, 250156130), (140, 200124904), (160, 175109291), (196, 142946360), (224, 125078065), (245, 114357088), (280, 100062452), (392, 71473180), (490, 57178544), (523, 53570720), (560, 50031226), (784, 35736590), (980, 28589272), (1046, 26785360), (1120, 25015613), (1568, 17868295), (1960, 14294636), (2092, 13392680), (2615, 10714144), (3661, 7652960), (3920, 7147318), (4184, 6696340), (5230, 5357072), (6833, 4100320), (7322, 3826480), (7840, 3573659), (8368, 3348170), (10460, 2678536), (13666, 2050160), (14644, 1913240), (16736, 1674085), (18305, 1530592), (20920, 1339268), (25627, 1093280), (27332, 1025080), (29288, 956620), (34165, 820064), (36610, 765296), (41840, 669634), (47831, 585760), (51254, 546640), (54664, 512540), (58576, 478310), (68330, 410032), (73220, 382648), (83680, 334817), (95662, 292880), (102508, 273320), (109328, 256270), (117152, 239155), (128135, 218656), (136660, 205016), (146440, 191324)]