68737680

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{263}}^1$

素因数の和:307

約数の個数: 240

約数和(自身を含む): 261233280

約数和(自身を除く): 192495600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 80, 88, 90, 99, 108, 110, 120, 121, 132, 135, 144, 165, 176, 180, 198, 216, 220, 240, 242, 263, 264, 270, 297, 330, 360, 363, 396, 432, 440, 484, 495, 526, 528, 540, 594, 605, 660, 720, 726, 789, 792, 880, 968, 990, 1052, 1080, 1089, 1188, 1210, 1315, 1320, 1452, 1485, 1578, 1584, 1815, 1936, 1980, 2104, 2160, 2178, 2367, 2376, 2420, 2630, 2640, 2893, 2904, 2970, 3156, 3267, 3630, 3945, 3960, 4208, 4356, 4734, 4752, 4840, 5260, 5445, 5786, 5808, 5940, 6312, 6534, 7101, 7260, 7890, 7920, 8679, 8712, 9468, 9680, 10520, 10890, 11572, 11835, 11880, 12624, 13068, 14202, 14465, 14520, 15780, 16335, 17358, 17424, 18936, 21040, 21780, 23144, 23670, 23760, 26037, 26136, 28404, 28930, 29040, 31560, 31823, 32670, 34716, 35505, 37872, 43395, 43560, 46288, 47340, 52074, 52272, 56808, 57860, 63120, 63646, 65340, 69432, 71010, 78111, 86790, 87120, 94680, 95469, 104148, 113616, 115720, 127292, 130185, 130680, 138864, 142020, 156222, 159115, 173580, 189360, 190938, 208296, 231440, 254584, 260370, 261360, 284040, 286407, 312444, 318230, 347160, 381876, 390555, 416592, 477345, 509168, 520740, 568080, 572814, 624888, 636460, 694320, 763752, 781110, 859221, 954690, 1041480, 1145628, 1249776, 1272920, 1432035, 1527504, 1562220, 1718442, 1909380, 2082960, 2291256, 2545840, 2864070, 3124440, 3436884, 3818760, 4296105, 4582512, 5728140, 6248880, 6873768, 7637520, 8592210, 11456280, 13747536, 17184420, 22912560, 34368840, 68737680]

約数ペア:

[(1, 68737680), (2, 34368840), (3, 22912560), (4, 17184420), (5, 13747536), (6, 11456280), (8, 8592210), (9, 7637520), (10, 6873768), (11, 6248880), (12, 5728140), (15, 4582512), (16, 4296105), (18, 3818760), (20, 3436884), (22, 3124440), (24, 2864070), (27, 2545840), (30, 2291256), (33, 2082960), (36, 1909380), (40, 1718442), (44, 1562220), (45, 1527504), (48, 1432035), (54, 1272920), (55, 1249776), (60, 1145628), (66, 1041480), (72, 954690), (80, 859221), (88, 781110), (90, 763752), (99, 694320), (108, 636460), (110, 624888), (120, 572814), (121, 568080), (132, 520740), (135, 509168), (144, 477345), (165, 416592), (176, 390555), (180, 381876), (198, 347160), (216, 318230), (220, 312444), (240, 286407), (242, 284040), (263, 261360), (264, 260370), (270, 254584), (297, 231440), (330, 208296), (360, 190938), (363, 189360), (396, 173580), (432, 159115), (440, 156222), (484, 142020), (495, 138864), (526, 130680), (528, 130185), (540, 127292), (594, 115720), (605, 113616), (660, 104148), (720, 95469), (726, 94680), (789, 87120), (792, 86790), (880, 78111), (968, 71010), (990, 69432), (1052, 65340), (1080, 63646), (1089, 63120), (1188, 57860), (1210, 56808), (1315, 52272), (1320, 52074), (1452, 47340), (1485, 46288), (1578, 43560), (1584, 43395), (1815, 37872), (1936, 35505), (1980, 34716), (2104, 32670), (2160, 31823), (2178, 31560), (2367, 29040), (2376, 28930), (2420, 28404), (2630, 26136), (2640, 26037), (2893, 23760), (2904, 23670), (2970, 23144), (3156, 21780), (3267, 21040), (3630, 18936), (3945, 17424), (3960, 17358), (4208, 16335), (4356, 15780), (4734, 14520), (4752, 14465), (4840, 14202), (5260, 13068), (5445, 12624), (5786, 11880), (5808, 11835), (5940, 11572), (6312, 10890), (6534, 10520), (7101, 9680), (7260, 9468), (7890, 8712), (7920, 8679)]