1217967520

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{487}}^1$

素因数の和:556

約数の個数: 288

約数和(自身を含む): 3785201280

約数和(自身を除く): 2567233760

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 29, 32, 35, 40, 44, 49, 55, 56, 58, 70, 77, 80, 88, 98, 110, 112, 116, 140, 145, 154, 160, 176, 196, 203, 220, 224, 232, 245, 280, 290, 308, 319, 352, 385, 392, 406, 440, 464, 487, 490, 539, 560, 580, 616, 638, 770, 784, 812, 880, 928, 974, 980, 1015, 1078, 1120, 1160, 1232, 1276, 1421, 1540, 1568, 1595, 1624, 1760, 1948, 1960, 2030, 2156, 2233, 2320, 2435, 2464, 2552, 2695, 2842, 3080, 3190, 3248, 3409, 3896, 3920, 4060, 4312, 4466, 4640, 4870, 5104, 5357, 5390, 5684, 6160, 6380, 6496, 6818, 7105, 7792, 7840, 8120, 8624, 8932, 9740, 10208, 10714, 10780, 11165, 11368, 12320, 12760, 13636, 14123, 14210, 15584, 15631, 16240, 17045, 17248, 17864, 19480, 21428, 21560, 22330, 22736, 23863, 25520, 26785, 27272, 28246, 28420, 31262, 32480, 34090, 35728, 37499, 38960, 42856, 43120, 44660, 45472, 47726, 51040, 53570, 54544, 56492, 56840, 62524, 68180, 70615, 71456, 74998, 77920, 78155, 85712, 86240, 89320, 95452, 98861, 107140, 109088, 112984, 113680, 119315, 125048, 136360, 141230, 149996, 155353, 156310, 171424, 178640, 187495, 190904, 197722, 214280, 225968, 227360, 238630, 250096, 262493, 272720, 282460, 299992, 310706, 312620, 357280, 374990, 381808, 395444, 428560, 451936, 477260, 494305, 500192, 524986, 545440, 564920, 599984, 621412, 625240, 692027, 749980, 763616, 776765, 790888, 857120, 954520, 988610, 1049972, 1087471, 1129840, 1199968, 1242824, 1250480, 1312465, 1384054, 1499960, 1553530, 1581776, 1909040, 1977220, 2099944, 2174942, 2259680, 2485648, 2500960, 2624930, 2768108, 2999920, 3107060, 3163552, 3460135, 3818080, 3954440, 4199888, 4349884, 4971296, 5249860, 5437355, 5536216, 5999840, 6214120, 6920270, 7612297, 7908880, 8399776, 8699768, 10499720, 10874710, 11072432, 12428240, 13840540, 15224594, 15817760, 17399536, 20999440, 21749420, 22144864, 24856480, 27681080, 30449188, 34799072, 38061485, 41998880, 43498840, 55362160, 60898376, 76122970, 86997680, 110724320, 121796752, 152245940, 173995360, 243593504, 304491880, 608983760, 1217967520]

約数ペア:

[(1, 1217967520), (2, 608983760), (4, 304491880), (5, 243593504), (7, 173995360), (8, 152245940), (10, 121796752), (11, 110724320), (14, 86997680), (16, 76122970), (20, 60898376), (22, 55362160), (28, 43498840), (29, 41998880), (32, 38061485), (35, 34799072), (40, 30449188), (44, 27681080), (49, 24856480), (55, 22144864), (56, 21749420), (58, 20999440), (70, 17399536), (77, 15817760), (80, 15224594), (88, 13840540), (98, 12428240), (110, 11072432), (112, 10874710), (116, 10499720), (140, 8699768), (145, 8399776), (154, 7908880), (160, 7612297), (176, 6920270), (196, 6214120), (203, 5999840), (220, 5536216), (224, 5437355), (232, 5249860), (245, 4971296), (280, 4349884), (290, 4199888), (308, 3954440), (319, 3818080), (352, 3460135), (385, 3163552), (392, 3107060), (406, 2999920), (440, 2768108), (464, 2624930), (487, 2500960), (490, 2485648), (539, 2259680), (560, 2174942), (580, 2099944), (616, 1977220), (638, 1909040), (770, 1581776), (784, 1553530), (812, 1499960), (880, 1384054), (928, 1312465), (974, 1250480), (980, 1242824), (1015, 1199968), (1078, 1129840), (1120, 1087471), (1160, 1049972), (1232, 988610), (1276, 954520), (1421, 857120), (1540, 790888), (1568, 776765), (1595, 763616), (1624, 749980), (1760, 692027), (1948, 625240), (1960, 621412), (2030, 599984), (2156, 564920), (2233, 545440), (2320, 524986), (2435, 500192), (2464, 494305), (2552, 477260), (2695, 451936), (2842, 428560), (3080, 395444), (3190, 381808), (3248, 374990), (3409, 357280), (3896, 312620), (3920, 310706), (4060, 299992), (4312, 282460), (4466, 272720), (4640, 262493), (4870, 250096), (5104, 238630), (5357, 227360), (5390, 225968), (5684, 214280), (6160, 197722), (6380, 190904), (6496, 187495), (6818, 178640), (7105, 171424), (7792, 156310), (7840, 155353), (8120, 149996), (8624, 141230), (8932, 136360), (9740, 125048), (10208, 119315), (10714, 113680), (10780, 112984), (11165, 109088), (11368, 107140), (12320, 98861), (12760, 95452), (13636, 89320), (14123, 86240), (14210, 85712), (15584, 78155), (15631, 77920), (16240, 74998), (17045, 71456), (17248, 70615), (17864, 68180), (19480, 62524), (21428, 56840), (21560, 56492), (22330, 54544), (22736, 53570), (23863, 51040), (25520, 47726), (26785, 45472), (27272, 44660), (28246, 43120), (28420, 42856), (31262, 38960), (32480, 37499), (34090, 35728)]