128371600

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{127}}^1$

素因数の和:190

約数の個数: 180

約数和(自身を含む): 374928384

約数和(自身を除く): 246556784

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 25, 28, 35, 38, 40, 50, 56, 70, 76, 80, 95, 100, 112, 127, 133, 140, 152, 175, 190, 200, 254, 266, 280, 304, 350, 361, 380, 400, 475, 508, 532, 560, 635, 665, 700, 722, 760, 889, 950, 1016, 1064, 1270, 1330, 1400, 1444, 1520, 1778, 1805, 1900, 2032, 2128, 2413, 2527, 2540, 2660, 2800, 2888, 3175, 3325, 3556, 3610, 3800, 4445, 4826, 5054, 5080, 5320, 5776, 6350, 6650, 7112, 7220, 7600, 8890, 9025, 9652, 10108, 10160, 10640, 12065, 12635, 12700, 13300, 14224, 14440, 16891, 17780, 18050, 19304, 20216, 22225, 24130, 25270, 25400, 26600, 28880, 33782, 35560, 36100, 38608, 40432, 44450, 45847, 48260, 50540, 50800, 53200, 60325, 63175, 67564, 71120, 72200, 84455, 88900, 91694, 96520, 101080, 120650, 126350, 135128, 144400, 168910, 177800, 183388, 193040, 202160, 229235, 241300, 252700, 270256, 320929, 337820, 355600, 366776, 422275, 458470, 482600, 505400, 641858, 675640, 733552, 844550, 916940, 965200, 1010800, 1146175, 1283716, 1351280, 1604645, 1689100, 1833880, 2292350, 2567432, 3209290, 3378200, 3667760, 4584700, 5134864, 6418580, 6756400, 8023225, 9169400, 12837160, 16046450, 18338800, 25674320, 32092900, 64185800, 128371600]

約数ペア:

[(1, 128371600), (2, 64185800), (4, 32092900), (5, 25674320), (7, 18338800), (8, 16046450), (10, 12837160), (14, 9169400), (16, 8023225), (19, 6756400), (20, 6418580), (25, 5134864), (28, 4584700), (35, 3667760), (38, 3378200), (40, 3209290), (50, 2567432), (56, 2292350), (70, 1833880), (76, 1689100), (80, 1604645), (95, 1351280), (100, 1283716), (112, 1146175), (127, 1010800), (133, 965200), (140, 916940), (152, 844550), (175, 733552), (190, 675640), (200, 641858), (254, 505400), (266, 482600), (280, 458470), (304, 422275), (350, 366776), (361, 355600), (380, 337820), (400, 320929), (475, 270256), (508, 252700), (532, 241300), (560, 229235), (635, 202160), (665, 193040), (700, 183388), (722, 177800), (760, 168910), (889, 144400), (950, 135128), (1016, 126350), (1064, 120650), (1270, 101080), (1330, 96520), (1400, 91694), (1444, 88900), (1520, 84455), (1778, 72200), (1805, 71120), (1900, 67564), (2032, 63175), (2128, 60325), (2413, 53200), (2527, 50800), (2540, 50540), (2660, 48260), (2800, 45847), (2888, 44450), (3175, 40432), (3325, 38608), (3556, 36100), (3610, 35560), (3800, 33782), (4445, 28880), (4826, 26600), (5054, 25400), (5080, 25270), (5320, 24130), (5776, 22225), (6350, 20216), (6650, 19304), (7112, 18050), (7220, 17780), (7600, 16891), (8890, 14440), (9025, 14224), (9652, 13300), (10108, 12700), (10160, 12635), (10640, 12065)]