207915400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{587}}^1$

素因数の和:644

約数の個数: 192

約数和(自身を含む): 629959680

約数和(自身を除く): 422044280

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 23, 25, 28, 35, 40, 44, 46, 50, 55, 56, 70, 77, 88, 92, 100, 110, 115, 140, 154, 161, 175, 184, 200, 220, 230, 253, 275, 280, 308, 322, 350, 385, 440, 460, 506, 550, 575, 587, 616, 644, 700, 770, 805, 920, 1012, 1100, 1150, 1174, 1265, 1288, 1400, 1540, 1610, 1771, 1925, 2024, 2200, 2300, 2348, 2530, 2935, 3080, 3220, 3542, 3850, 4025, 4109, 4600, 4696, 5060, 5870, 6325, 6440, 6457, 7084, 7700, 8050, 8218, 8855, 10120, 11740, 12650, 12914, 13501, 14168, 14675, 15400, 16100, 16436, 17710, 20545, 23480, 25300, 25828, 27002, 29350, 32200, 32285, 32872, 35420, 41090, 44275, 45199, 50600, 51656, 54004, 58700, 64570, 67505, 70840, 82180, 88550, 90398, 94507, 102725, 108008, 117400, 129140, 135010, 148511, 161425, 164360, 177100, 180796, 189014, 205450, 225995, 258280, 270020, 297022, 322850, 337525, 354200, 361592, 378028, 410900, 451990, 472535, 540040, 594044, 645700, 675050, 742555, 756056, 821800, 903980, 945070, 1039577, 1129975, 1188088, 1291400, 1350100, 1485110, 1807960, 1890140, 2079154, 2259950, 2362675, 2700200, 2970220, 3712775, 3780280, 4158308, 4519900, 4725350, 5197885, 5940440, 7425550, 8316616, 9039800, 9450700, 10395770, 14851100, 18901400, 20791540, 25989425, 29702200, 41583080, 51978850, 103957700, 207915400]

約数ペア:

[(1, 207915400), (2, 103957700), (4, 51978850), (5, 41583080), (7, 29702200), (8, 25989425), (10, 20791540), (11, 18901400), (14, 14851100), (20, 10395770), (22, 9450700), (23, 9039800), (25, 8316616), (28, 7425550), (35, 5940440), (40, 5197885), (44, 4725350), (46, 4519900), (50, 4158308), (55, 3780280), (56, 3712775), (70, 2970220), (77, 2700200), (88, 2362675), (92, 2259950), (100, 2079154), (110, 1890140), (115, 1807960), (140, 1485110), (154, 1350100), (161, 1291400), (175, 1188088), (184, 1129975), (200, 1039577), (220, 945070), (230, 903980), (253, 821800), (275, 756056), (280, 742555), (308, 675050), (322, 645700), (350, 594044), (385, 540040), (440, 472535), (460, 451990), (506, 410900), (550, 378028), (575, 361592), (587, 354200), (616, 337525), (644, 322850), (700, 297022), (770, 270020), (805, 258280), (920, 225995), (1012, 205450), (1100, 189014), (1150, 180796), (1174, 177100), (1265, 164360), (1288, 161425), (1400, 148511), (1540, 135010), (1610, 129140), (1771, 117400), (1925, 108008), (2024, 102725), (2200, 94507), (2300, 90398), (2348, 88550), (2530, 82180), (2935, 70840), (3080, 67505), (3220, 64570), (3542, 58700), (3850, 54004), (4025, 51656), (4109, 50600), (4600, 45199), (4696, 44275), (5060, 41090), (5870, 35420), (6325, 32872), (6440, 32285), (6457, 32200), (7084, 29350), (7700, 27002), (8050, 25828), (8218, 25300), (8855, 23480), (10120, 20545), (11740, 17710), (12650, 16436), (12914, 16100), (13501, 15400), (14168, 14675)]