204090040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:162

約数の個数: 256

約数和(自身を含む): 620421120

約数和(自身を除く): 416331080

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 23, 28, 35, 40, 43, 44, 46, 55, 56, 67, 70, 77, 86, 88, 92, 110, 115, 134, 140, 154, 161, 172, 184, 215, 220, 230, 253, 268, 280, 301, 308, 322, 335, 344, 385, 430, 440, 460, 469, 473, 506, 536, 602, 616, 644, 670, 737, 770, 805, 860, 920, 938, 946, 989, 1012, 1204, 1265, 1288, 1340, 1474, 1505, 1540, 1541, 1610, 1720, 1771, 1876, 1892, 1978, 2024, 2345, 2365, 2408, 2530, 2680, 2881, 2948, 3010, 3080, 3082, 3220, 3311, 3542, 3685, 3752, 3784, 3956, 4690, 4730, 4945, 5060, 5159, 5762, 5896, 6020, 6164, 6440, 6622, 6923, 7084, 7370, 7705, 7912, 8855, 9380, 9460, 9890, 10120, 10318, 10787, 10879, 11524, 12040, 12328, 13244, 13846, 14168, 14405, 14740, 15410, 16555, 16951, 17710, 18760, 18920, 19780, 20167, 20636, 21574, 21758, 23048, 25795, 26488, 27692, 28810, 29480, 30820, 31691, 33110, 33902, 34615, 35420, 39560, 40334, 41272, 43148, 43516, 51590, 53935, 54395, 55384, 57620, 61640, 63382, 66220, 66263, 67804, 69230, 70840, 76153, 80668, 84755, 86296, 87032, 100835, 103180, 107870, 108790, 115240, 118657, 126764, 132440, 132526, 135608, 138460, 152306, 158455, 161336, 169510, 201670, 206360, 215740, 217580, 221837, 237314, 253528, 265052, 276920, 304612, 316910, 331315, 339020, 380765, 403340, 431480, 435160, 443674, 463841, 474628, 530104, 593285, 609224, 633820, 662630, 678040, 728893, 761530, 806680, 887348, 927682, 949256, 1109185, 1186570, 1267640, 1325260, 1457786, 1523060, 1774696, 1855364, 2218370, 2319205, 2373140, 2650520, 2915572, 3046120, 3644465, 3710728, 4436740, 4638410, 4746280, 5102251, 5831144, 7288930, 8873480, 9276820, 10204502, 14577860, 18553640, 20409004, 25511255, 29155720, 40818008, 51022510, 102045020, 204090040]

約数ペア:

[(1, 204090040), (2, 102045020), (4, 51022510), (5, 40818008), (7, 29155720), (8, 25511255), (10, 20409004), (11, 18553640), (14, 14577860), (20, 10204502), (22, 9276820), (23, 8873480), (28, 7288930), (35, 5831144), (40, 5102251), (43, 4746280), (44, 4638410), (46, 4436740), (55, 3710728), (56, 3644465), (67, 3046120), (70, 2915572), (77, 2650520), (86, 2373140), (88, 2319205), (92, 2218370), (110, 1855364), (115, 1774696), (134, 1523060), (140, 1457786), (154, 1325260), (161, 1267640), (172, 1186570), (184, 1109185), (215, 949256), (220, 927682), (230, 887348), (253, 806680), (268, 761530), (280, 728893), (301, 678040), (308, 662630), (322, 633820), (335, 609224), (344, 593285), (385, 530104), (430, 474628), (440, 463841), (460, 443674), (469, 435160), (473, 431480), (506, 403340), (536, 380765), (602, 339020), (616, 331315), (644, 316910), (670, 304612), (737, 276920), (770, 265052), (805, 253528), (860, 237314), (920, 221837), (938, 217580), (946, 215740), (989, 206360), (1012, 201670), (1204, 169510), (1265, 161336), (1288, 158455), (1340, 152306), (1474, 138460), (1505, 135608), (1540, 132526), (1541, 132440), (1610, 126764), (1720, 118657), (1771, 115240), (1876, 108790), (1892, 107870), (1978, 103180), (2024, 100835), (2345, 87032), (2365, 86296), (2408, 84755), (2530, 80668), (2680, 76153), (2881, 70840), (2948, 69230), (3010, 67804), (3080, 66263), (3082, 66220), (3220, 63382), (3311, 61640), (3542, 57620), (3685, 55384), (3752, 54395), (3784, 53935), (3956, 51590), (4690, 43516), (4730, 43148), (4945, 41272), (5060, 40334), (5159, 39560), (5762, 35420), (5896, 34615), (6020, 33902), (6164, 33110), (6440, 31691), (6622, 30820), (6923, 29480), (7084, 28810), (7370, 27692), (7705, 26488), (7912, 25795), (8855, 23048), (9380, 21758), (9460, 21574), (9890, 20636), (10120, 20167), (10318, 19780), (10787, 18920), (10879, 18760), (11524, 17710), (12040, 16951), (12328, 16555), (13244, 15410), (13846, 14740), (14168, 14405)]