128259040

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{383}}^1$

素因数の和:441

約数の個数: 192

約数和(自身を含む): 390168576

約数和(自身を除く): 261909536

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 23, 26, 28, 32, 35, 40, 46, 52, 56, 65, 70, 80, 91, 92, 104, 112, 115, 130, 140, 160, 161, 182, 184, 208, 224, 230, 260, 280, 299, 322, 364, 368, 383, 416, 455, 460, 520, 560, 598, 644, 728, 736, 766, 805, 910, 920, 1040, 1120, 1196, 1288, 1456, 1495, 1532, 1610, 1820, 1840, 1915, 2080, 2093, 2392, 2576, 2681, 2912, 2990, 3064, 3220, 3640, 3680, 3830, 4186, 4784, 4979, 5152, 5362, 5980, 6128, 6440, 7280, 7660, 8372, 8809, 9568, 9958, 10465, 10724, 11960, 12256, 12880, 13405, 14560, 15320, 16744, 17618, 19916, 20930, 21448, 23920, 24895, 25760, 26810, 30640, 33488, 34853, 35236, 39832, 41860, 42896, 44045, 47840, 49790, 53620, 61280, 61663, 66976, 69706, 70472, 79664, 83720, 85792, 88090, 99580, 107240, 114517, 123326, 139412, 140944, 159328, 167440, 174265, 176180, 199160, 214480, 229034, 246652, 278824, 281888, 308315, 334880, 348530, 352360, 398320, 428960, 458068, 493304, 557648, 572585, 616630, 697060, 704720, 796640, 801619, 916136, 986608, 1115296, 1145170, 1233260, 1394120, 1409440, 1603238, 1832272, 1973216, 2290340, 2466520, 2788240, 3206476, 3664544, 4008095, 4580680, 4933040, 5576480, 6412952, 8016190, 9161360, 9866080, 12825904, 16032380, 18322720, 25651808, 32064760, 64129520, 128259040]

約数ペア:

[(1, 128259040), (2, 64129520), (4, 32064760), (5, 25651808), (7, 18322720), (8, 16032380), (10, 12825904), (13, 9866080), (14, 9161360), (16, 8016190), (20, 6412952), (23, 5576480), (26, 4933040), (28, 4580680), (32, 4008095), (35, 3664544), (40, 3206476), (46, 2788240), (52, 2466520), (56, 2290340), (65, 1973216), (70, 1832272), (80, 1603238), (91, 1409440), (92, 1394120), (104, 1233260), (112, 1145170), (115, 1115296), (130, 986608), (140, 916136), (160, 801619), (161, 796640), (182, 704720), (184, 697060), (208, 616630), (224, 572585), (230, 557648), (260, 493304), (280, 458068), (299, 428960), (322, 398320), (364, 352360), (368, 348530), (383, 334880), (416, 308315), (455, 281888), (460, 278824), (520, 246652), (560, 229034), (598, 214480), (644, 199160), (728, 176180), (736, 174265), (766, 167440), (805, 159328), (910, 140944), (920, 139412), (1040, 123326), (1120, 114517), (1196, 107240), (1288, 99580), (1456, 88090), (1495, 85792), (1532, 83720), (1610, 79664), (1820, 70472), (1840, 69706), (1915, 66976), (2080, 61663), (2093, 61280), (2392, 53620), (2576, 49790), (2681, 47840), (2912, 44045), (2990, 42896), (3064, 41860), (3220, 39832), (3640, 35236), (3680, 34853), (3830, 33488), (4186, 30640), (4784, 26810), (4979, 25760), (5152, 24895), (5362, 23920), (5980, 21448), (6128, 20930), (6440, 19916), (7280, 17618), (7660, 16744), (8372, 15320), (8809, 14560), (9568, 13405), (9958, 12880), (10465, 12256), (10724, 11960)]