210806960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1259}}^1$

素因数の和:1315

約数の個数: 160

約数和(自身を含む): 629959680

約数和(自身を除く): 419152720

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 23, 26, 28, 35, 40, 46, 52, 56, 65, 70, 80, 91, 92, 104, 112, 115, 130, 140, 161, 182, 184, 208, 230, 260, 280, 299, 322, 364, 368, 455, 460, 520, 560, 598, 644, 728, 805, 910, 920, 1040, 1196, 1259, 1288, 1456, 1495, 1610, 1820, 1840, 2093, 2392, 2518, 2576, 2990, 3220, 3640, 4186, 4784, 5036, 5980, 6295, 6440, 7280, 8372, 8813, 10072, 10465, 11960, 12590, 12880, 16367, 16744, 17626, 20144, 20930, 23920, 25180, 28957, 32734, 33488, 35252, 41860, 44065, 50360, 57914, 65468, 70504, 81835, 83720, 88130, 100720, 114569, 115828, 130936, 141008, 144785, 163670, 167440, 176260, 202699, 229138, 231656, 261872, 289570, 327340, 352520, 376441, 405398, 458276, 463312, 572845, 579140, 654680, 705040, 752882, 810796, 916552, 1013495, 1145690, 1158280, 1309360, 1505764, 1621592, 1833104, 1882205, 2026990, 2291380, 2316560, 2635087, 3011528, 3243184, 3764410, 4053980, 4582760, 5270174, 6023056, 7528820, 8107960, 9165520, 10540348, 13175435, 15057640, 16215920, 21080696, 26350870, 30115280, 42161392, 52701740, 105403480, 210806960]

約数ペア:

[(1, 210806960), (2, 105403480), (4, 52701740), (5, 42161392), (7, 30115280), (8, 26350870), (10, 21080696), (13, 16215920), (14, 15057640), (16, 13175435), (20, 10540348), (23, 9165520), (26, 8107960), (28, 7528820), (35, 6023056), (40, 5270174), (46, 4582760), (52, 4053980), (56, 3764410), (65, 3243184), (70, 3011528), (80, 2635087), (91, 2316560), (92, 2291380), (104, 2026990), (112, 1882205), (115, 1833104), (130, 1621592), (140, 1505764), (161, 1309360), (182, 1158280), (184, 1145690), (208, 1013495), (230, 916552), (260, 810796), (280, 752882), (299, 705040), (322, 654680), (364, 579140), (368, 572845), (455, 463312), (460, 458276), (520, 405398), (560, 376441), (598, 352520), (644, 327340), (728, 289570), (805, 261872), (910, 231656), (920, 229138), (1040, 202699), (1196, 176260), (1259, 167440), (1288, 163670), (1456, 144785), (1495, 141008), (1610, 130936), (1820, 115828), (1840, 114569), (2093, 100720), (2392, 88130), (2518, 83720), (2576, 81835), (2990, 70504), (3220, 65468), (3640, 57914), (4186, 50360), (4784, 44065), (5036, 41860), (5980, 35252), (6295, 33488), (6440, 32734), (7280, 28957), (8372, 25180), (8813, 23920), (10072, 20930), (10465, 20144), (11960, 17626), (12590, 16744), (12880, 16367)]