68125680

素因数分解:

$2^4\times 3^2\times 5^1\times 7^2\times {\mathrm{1931}}^1$

素因数の和:1964

約数の個数: 180

約数和(自身を含む): 266279832

約数和(自身を除く): 198154152

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 112, 120, 126, 140, 144, 147, 168, 180, 196, 210, 240, 245, 252, 280, 294, 315, 336, 360, 392, 420, 441, 490, 504, 560, 588, 630, 720, 735, 784, 840, 882, 980, 1008, 1176, 1260, 1470, 1680, 1764, 1931, 1960, 2205, 2352, 2520, 2940, 3528, 3862, 3920, 4410, 5040, 5793, 5880, 7056, 7724, 8820, 9655, 11586, 11760, 13517, 15448, 17379, 17640, 19310, 23172, 27034, 28965, 30896, 34758, 35280, 38620, 40551, 46344, 54068, 57930, 67585, 69516, 77240, 81102, 86895, 92688, 94619, 108136, 115860, 121653, 135170, 139032, 154480, 162204, 173790, 189238, 202755, 216272, 231720, 243306, 270340, 278064, 283857, 324408, 347580, 378476, 405510, 463440, 473095, 486612, 540680, 567714, 608265, 648816, 695160, 756952, 811020, 851571, 946190, 973224, 1081360, 1135428, 1216530, 1390320, 1419285, 1513904, 1622040, 1703142, 1892380, 1946448, 2270856, 2433060, 2838570, 3244080, 3406284, 3784760, 4257855, 4541712, 4866120, 5677140, 6812568, 7569520, 8515710, 9732240, 11354280, 13625136, 17031420, 22708560, 34062840, 68125680]

約数ペア:

[(1, 68125680), (2, 34062840), (3, 22708560), (4, 17031420), (5, 13625136), (6, 11354280), (7, 9732240), (8, 8515710), (9, 7569520), (10, 6812568), (12, 5677140), (14, 4866120), (15, 4541712), (16, 4257855), (18, 3784760), (20, 3406284), (21, 3244080), (24, 2838570), (28, 2433060), (30, 2270856), (35, 1946448), (36, 1892380), (40, 1703142), (42, 1622040), (45, 1513904), (48, 1419285), (49, 1390320), (56, 1216530), (60, 1135428), (63, 1081360), (70, 973224), (72, 946190), (80, 851571), (84, 811020), (90, 756952), (98, 695160), (105, 648816), (112, 608265), (120, 567714), (126, 540680), (140, 486612), (144, 473095), (147, 463440), (168, 405510), (180, 378476), (196, 347580), (210, 324408), (240, 283857), (245, 278064), (252, 270340), (280, 243306), (294, 231720), (315, 216272), (336, 202755), (360, 189238), (392, 173790), (420, 162204), (441, 154480), (490, 139032), (504, 135170), (560, 121653), (588, 115860), (630, 108136), (720, 94619), (735, 92688), (784, 86895), (840, 81102), (882, 77240), (980, 69516), (1008, 67585), (1176, 57930), (1260, 54068), (1470, 46344), (1680, 40551), (1764, 38620), (1931, 35280), (1960, 34758), (2205, 30896), (2352, 28965), (2520, 27034), (2940, 23172), (3528, 19310), (3862, 17640), (3920, 17379), (4410, 15448), (5040, 13517), (5793, 11760), (5880, 11586), (7056, 9655), (7724, 8820)]