66670328.000000000

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:134

約数の個数: 240

約数和(自身を含む): 470219904

約数和(自身を除く): 311267824

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 41, 43, 46, 49, 56, 70, 80, 82, 86, 92, 98, 112, 115, 140, 161, 164, 172, 184, 196, 205, 215, 230, 245, 280, 287, 301, 322, 328, 344, 368, 392, 410, 430, 460, 490, 560, 574, 602, 644, 656, 688, 784, 805, 820, 860, 920, 943, 980, 989, 1127, 1148, 1204, 1288, 1435, 1505, 1610, 1640, 1720, 1763, 1840, 1886, 1960, 1978, 2009, 2107, 2254, 2296, 2408, 2576, 2870, 3010, 3220, 3280, 3440, 3526, 3772, 3920, 3956, 4018, 4214, 4508, 4592, 4715, 4816, 4945, 5635, 5740, 6020, 6440, 6601, 6923, 7052, 7544, 7912, 8036, 8428, 8815, 9016, 9430, 9890, 10045, 10535, 11270, 11480, 12040, 12341, 12880, 13202, 13846, 14104, 15088, 15824, 16072, 16856, 17630, 18032, 18860, 19780, 20090, 21070, 22540, 22960, 24080, 24682, 26404, 27692, 28208, 32144, 33005, 33712, 34615, 35260, 37720, 39560, 40180, 40549, 42140, 45080, 46207, 48461, 49364, 52808, 55384, 61705, 66010, 69230, 70520, 75440, 79120, 80360, 81098, 84280, 86387, 90160, 92414, 96922, 98728, 105616, 110768, 123410, 132020, 138460, 141040, 160720, 162196, 168560, 172774, 184828, 193844, 197456, 202745, 231035, 242305, 246820, 264040, 276920, 283843, 324392, 345548, 369656, 387688, 405490, 431935, 462070, 484610, 493640, 528080, 553840, 567686, 648784, 691096, 739312, 775376, 810980, 863870, 924140, 969220, 987280, 1135372, 1382192, 1419215, 1621960, 1727740, 1848280, 1938440, 1986901, 2270744, 2838430, 3243920, 3455480, 3696560, 3876880, 3973802, 4541488, 5676860, 6910960, 7947604, 9934505, 11353720, 15895208, 19869010, 22707440, 31790416, 39738020, 79476040, 158952080]

約数ペア:

[(1, 158952080), (2, 79476040), (4, 39738020), (5, 31790416), (7, 22707440), (8, 19869010), (10, 15895208), (14, 11353720), (16, 9934505), (20, 7947604), (23, 6910960), (28, 5676860), (35, 4541488), (40, 3973802), (41, 3876880), (43, 3696560), (46, 3455480), (49, 3243920), (56, 2838430), (70, 2270744), (80, 1986901), (82, 1938440), (86, 1848280), (92, 1727740), (98, 1621960), (112, 1419215), (115, 1382192), (140, 1135372), (161, 987280), (164, 969220), (172, 924140), (184, 863870), (196, 810980), (205, 775376), (215, 739312), (230, 691096), (245, 648784), (280, 567686), (287, 553840), (301, 528080), (322, 493640), (328, 484610), (344, 462070), (368, 431935), (392, 405490), (410, 387688), (430, 369656), (460, 345548), (490, 324392), (560, 283843), (574, 276920), (602, 264040), (644, 246820), (656, 242305), (688, 231035), (784, 202745), (805, 197456), (820, 193844), (860, 184828), (920, 172774), (943, 168560), (980, 162196), (989, 160720), (1127, 141040), (1148, 138460), (1204, 132020), (1288, 123410), (1435, 110768), (1505, 105616), (1610, 98728), (1640, 96922), (1720, 92414), (1763, 90160), (1840, 86387), (1886, 84280), (1960, 81098), (1978, 80360), (2009, 79120), (2107, 75440), (2254, 70520), (2296, 69230), (2408, 66010), (2576, 61705), (2870, 55384), (3010, 52808), (3220, 49364), (3280, 48461), (3440, 46207), (3526, 45080), (3772, 42140), (3920, 40549), (3956, 40180), (4018, 39560), (4214, 37720), (4508, 35260), (4592, 34615), (4715, 33712), (4816, 33005), (4945, 32144), (5635, 28208), (5740, 27692), (6020, 26404), (6440, 24682), (6601, 24080), (6923, 22960), (7052, 22540), (7544, 21070), (7912, 20090), (8036, 19780), (8428, 18860), (8815, 18032), (9016, 17630), (9430, 16856), (9890, 16072), (10045, 15824), (10535, 15088), (11270, 14104), (11480, 13846), (12040, 13202), (12341, 12880)]