68722560

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:166

約数の個数: 256

約数和(自身を含む): 251899200

約数和(自身を除く): 183176640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 41, 45, 48, 54, 60, 64, 72, 80, 82, 90, 96, 97, 108, 120, 123, 128, 135, 144, 160, 164, 180, 192, 194, 205, 216, 240, 246, 270, 288, 291, 320, 328, 360, 369, 384, 388, 410, 432, 480, 485, 492, 540, 576, 582, 615, 640, 656, 720, 738, 776, 820, 864, 873, 960, 970, 984, 1080, 1107, 1152, 1164, 1230, 1312, 1440, 1455, 1476, 1552, 1640, 1728, 1746, 1845, 1920, 1940, 1968, 2160, 2214, 2328, 2460, 2619, 2624, 2880, 2910, 2952, 3104, 3280, 3456, 3492, 3690, 3880, 3936, 3977, 4320, 4365, 4428, 4656, 4920, 5238, 5248, 5535, 5760, 5820, 5904, 6208, 6560, 6984, 7380, 7760, 7872, 7954, 8640, 8730, 8856, 9312, 9840, 10476, 11070, 11640, 11808, 11931, 12416, 13095, 13120, 13968, 14760, 15520, 15744, 15908, 17280, 17460, 17712, 18624, 19680, 19885, 20952, 22140, 23280, 23616, 23862, 26190, 26240, 27936, 29520, 31040, 31816, 34920, 35424, 35793, 37248, 39360, 39770, 41904, 44280, 46560, 47232, 47724, 52380, 55872, 59040, 59655, 62080, 63632, 69840, 70848, 71586, 78720, 79540, 83808, 88560, 93120, 95448, 104760, 107379, 111744, 118080, 119310, 127264, 139680, 141696, 143172, 159080, 167616, 177120, 178965, 186240, 190896, 209520, 214758, 236160, 238620, 254528, 279360, 286344, 318160, 335232, 354240, 357930, 381792, 419040, 429516, 477240, 509056, 536895, 558720, 572688, 636320, 708480, 715860, 763584, 838080, 859032, 954480, 1073790, 1145376, 1272640, 1431720, 1527168, 1676160, 1718064, 1908960, 2147580, 2290752, 2545280, 2863440, 3436128, 3817920, 4295160, 4581504, 5726880, 6872256, 7635840, 8590320, 11453760, 13744512, 17180640, 22907520, 34361280, 68722560]

約数ペア:

[(1, 68722560), (2, 34361280), (3, 22907520), (4, 17180640), (5, 13744512), (6, 11453760), (8, 8590320), (9, 7635840), (10, 6872256), (12, 5726880), (15, 4581504), (16, 4295160), (18, 3817920), (20, 3436128), (24, 2863440), (27, 2545280), (30, 2290752), (32, 2147580), (36, 1908960), (40, 1718064), (41, 1676160), (45, 1527168), (48, 1431720), (54, 1272640), (60, 1145376), (64, 1073790), (72, 954480), (80, 859032), (82, 838080), (90, 763584), (96, 715860), (97, 708480), (108, 636320), (120, 572688), (123, 558720), (128, 536895), (135, 509056), (144, 477240), (160, 429516), (164, 419040), (180, 381792), (192, 357930), (194, 354240), (205, 335232), (216, 318160), (240, 286344), (246, 279360), (270, 254528), (288, 238620), (291, 236160), (320, 214758), (328, 209520), (360, 190896), (369, 186240), (384, 178965), (388, 177120), (410, 167616), (432, 159080), (480, 143172), (485, 141696), (492, 139680), (540, 127264), (576, 119310), (582, 118080), (615, 111744), (640, 107379), (656, 104760), (720, 95448), (738, 93120), (776, 88560), (820, 83808), (864, 79540), (873, 78720), (960, 71586), (970, 70848), (984, 69840), (1080, 63632), (1107, 62080), (1152, 59655), (1164, 59040), (1230, 55872), (1312, 52380), (1440, 47724), (1455, 47232), (1476, 46560), (1552, 44280), (1640, 41904), (1728, 39770), (1746, 39360), (1845, 37248), (1920, 35793), (1940, 35424), (1968, 34920), (2160, 31816), (2214, 31040), (2328, 29520), (2460, 27936), (2619, 26240), (2624, 26190), (2880, 23862), (2910, 23616), (2952, 23280), (3104, 22140), (3280, 20952), (3456, 19885), (3492, 19680), (3690, 18624), (3880, 17712), (3936, 17460), (3977, 17280), (4320, 15908), (4365, 15744), (4428, 15520), (4656, 14760), (4920, 13968), (5238, 13120), (5248, 13095), (5535, 12416), (5760, 11931), (5820, 11808), (5904, 11640), (6208, 11070), (6560, 10476), (6984, 9840), (7380, 9312), (7760, 8856), (7872, 8730), (7954, 8640)]