85561840

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:136

約数の個数: 240

約数和(自身を含む): 263608128

約数和(自身を除く): 178046288

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 23, 26, 28, 35, 40, 46, 49, 52, 56, 65, 70, 73, 80, 91, 92, 98, 104, 112, 115, 130, 140, 146, 161, 182, 184, 196, 208, 230, 245, 260, 280, 292, 299, 322, 364, 365, 368, 392, 455, 460, 490, 511, 520, 560, 584, 598, 637, 644, 728, 730, 784, 805, 910, 920, 949, 980, 1022, 1040, 1127, 1168, 1196, 1274, 1288, 1456, 1460, 1495, 1610, 1679, 1820, 1840, 1898, 1960, 2044, 2093, 2254, 2392, 2548, 2555, 2576, 2920, 2990, 3185, 3220, 3358, 3577, 3640, 3796, 3920, 4088, 4186, 4508, 4745, 4784, 5096, 5110, 5635, 5840, 5980, 6370, 6440, 6643, 6716, 7154, 7280, 7592, 8176, 8372, 8395, 9016, 9490, 10192, 10220, 10465, 11270, 11753, 11960, 12740, 12880, 13286, 13432, 14308, 14651, 15184, 16744, 16790, 17885, 18032, 18980, 20440, 20930, 21827, 22540, 23506, 23920, 25480, 26572, 26864, 28616, 29302, 33215, 33488, 33580, 35770, 37960, 40880, 41860, 43654, 45080, 46501, 47012, 50960, 53144, 57232, 58604, 58765, 66430, 67160, 71540, 73255, 75920, 82271, 83720, 87308, 90160, 93002, 94024, 106288, 109135, 117208, 117530, 132860, 134320, 143080, 146510, 152789, 164542, 167440, 174616, 186004, 188048, 218270, 232505, 234416, 235060, 265720, 286160, 293020, 305578, 329084, 349232, 372008, 411355, 436540, 465010, 470120, 531440, 586040, 611156, 658168, 744016, 763945, 822710, 873080, 930020, 940240, 1069523, 1172080, 1222312, 1316336, 1527890, 1645420, 1746160, 1860040, 2139046, 2444624, 3055780, 3290840, 3720080, 4278092, 5347615, 6111560, 6581680, 8556184, 10695230, 12223120, 17112368, 21390460, 42780920, 85561840]

約数ペア:

[(1, 85561840), (2, 42780920), (4, 21390460), (5, 17112368), (7, 12223120), (8, 10695230), (10, 8556184), (13, 6581680), (14, 6111560), (16, 5347615), (20, 4278092), (23, 3720080), (26, 3290840), (28, 3055780), (35, 2444624), (40, 2139046), (46, 1860040), (49, 1746160), (52, 1645420), (56, 1527890), (65, 1316336), (70, 1222312), (73, 1172080), (80, 1069523), (91, 940240), (92, 930020), (98, 873080), (104, 822710), (112, 763945), (115, 744016), (130, 658168), (140, 611156), (146, 586040), (161, 531440), (182, 470120), (184, 465010), (196, 436540), (208, 411355), (230, 372008), (245, 349232), (260, 329084), (280, 305578), (292, 293020), (299, 286160), (322, 265720), (364, 235060), (365, 234416), (368, 232505), (392, 218270), (455, 188048), (460, 186004), (490, 174616), (511, 167440), (520, 164542), (560, 152789), (584, 146510), (598, 143080), (637, 134320), (644, 132860), (728, 117530), (730, 117208), (784, 109135), (805, 106288), (910, 94024), (920, 93002), (949, 90160), (980, 87308), (1022, 83720), (1040, 82271), (1127, 75920), (1168, 73255), (1196, 71540), (1274, 67160), (1288, 66430), (1456, 58765), (1460, 58604), (1495, 57232), (1610, 53144), (1679, 50960), (1820, 47012), (1840, 46501), (1898, 45080), (1960, 43654), (2044, 41860), (2093, 40880), (2254, 37960), (2392, 35770), (2548, 33580), (2555, 33488), (2576, 33215), (2920, 29302), (2990, 28616), (3185, 26864), (3220, 26572), (3358, 25480), (3577, 23920), (3640, 23506), (3796, 22540), (3920, 21827), (4088, 20930), (4186, 20440), (4508, 18980), (4745, 18032), (4784, 17885), (5096, 16790), (5110, 16744), (5635, 15184), (5840, 14651), (5980, 14308), (6370, 13432), (6440, 13286), (6643, 12880), (6716, 12740), (7154, 11960), (7280, 11753), (7592, 11270), (8176, 10465), (8372, 10220), (8395, 10192), (9016, 9490)]