81469440

素因数分解:

$2^{13}\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1$

素因数の和:67

約数の個数: 336

約数和(自身を含む): 322024248

約数和(自身を除く): 240554808

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 17, 18, 20, 24, 26, 30, 32, 34, 36, 39, 40, 45, 48, 51, 52, 60, 64, 65, 68, 72, 78, 80, 85, 90, 96, 102, 104, 117, 120, 128, 130, 136, 144, 153, 156, 160, 170, 180, 192, 195, 204, 208, 221, 234, 240, 255, 256, 260, 272, 288, 306, 312, 320, 340, 360, 384, 390, 408, 416, 442, 468, 480, 510, 512, 520, 544, 576, 585, 612, 624, 640, 663, 680, 720, 765, 768, 780, 816, 832, 884, 936, 960, 1020, 1024, 1040, 1088, 1105, 1152, 1170, 1224, 1248, 1280, 1326, 1360, 1440, 1530, 1536, 1560, 1632, 1664, 1768, 1872, 1920, 1989, 2040, 2048, 2080, 2176, 2210, 2304, 2340, 2448, 2496, 2560, 2652, 2720, 2880, 3060, 3072, 3120, 3264, 3315, 3328, 3536, 3744, 3840, 3978, 4080, 4096, 4160, 4352, 4420, 4608, 4680, 4896, 4992, 5120, 5304, 5440, 5760, 6120, 6144, 6240, 6528, 6630, 6656, 7072, 7488, 7680, 7956, 8160, 8192, 8320, 8704, 8840, 9216, 9360, 9792, 9945, 9984, 10240, 10608, 10880, 11520, 12240, 12288, 12480, 13056, 13260, 13312, 14144, 14976, 15360, 15912, 16320, 16640, 17408, 17680, 18432, 18720, 19584, 19890, 19968, 20480, 21216, 21760, 23040, 24480, 24576, 24960, 26112, 26520, 26624, 28288, 29952, 30720, 31824, 32640, 33280, 34816, 35360, 36864, 37440, 39168, 39780, 39936, 40960, 42432, 43520, 46080, 48960, 49920, 52224, 53040, 53248, 56576, 59904, 61440, 63648, 65280, 66560, 69632, 70720, 73728, 74880, 78336, 79560, 79872, 84864, 87040, 92160, 97920, 99840, 104448, 106080, 106496, 113152, 119808, 122880, 127296, 130560, 133120, 139264, 141440, 149760, 156672, 159120, 159744, 169728, 174080, 184320, 195840, 199680, 208896, 212160, 226304, 239616, 254592, 261120, 266240, 282880, 299520, 313344, 318240, 319488, 339456, 348160, 368640, 391680, 399360, 417792, 424320, 452608, 479232, 509184, 522240, 532480, 565760, 599040, 626688, 636480, 678912, 696320, 783360, 798720, 848640, 905216, 958464, 1018368, 1044480, 1131520, 1198080, 1253376, 1272960, 1357824, 1566720, 1597440, 1697280, 1810432, 2036736, 2088960, 2263040, 2396160, 2545920, 2715648, 3133440, 3394560, 4073472, 4526080, 4792320, 5091840, 5431296, 6266880, 6789120, 8146944, 9052160, 10183680, 13578240, 16293888, 20367360, 27156480, 40734720, 81469440]

約数ペア:

[(1, 81469440), (2, 40734720), (3, 27156480), (4, 20367360), (5, 16293888), (6, 13578240), (8, 10183680), (9, 9052160), (10, 8146944), (12, 6789120), (13, 6266880), (15, 5431296), (16, 5091840), (17, 4792320), (18, 4526080), (20, 4073472), (24, 3394560), (26, 3133440), (30, 2715648), (32, 2545920), (34, 2396160), (36, 2263040), (39, 2088960), (40, 2036736), (45, 1810432), (48, 1697280), (51, 1597440), (52, 1566720), (60, 1357824), (64, 1272960), (65, 1253376), (68, 1198080), (72, 1131520), (78, 1044480), (80, 1018368), (85, 958464), (90, 905216), (96, 848640), (102, 798720), (104, 783360), (117, 696320), (120, 678912), (128, 636480), (130, 626688), (136, 599040), (144, 565760), (153, 532480), (156, 522240), (160, 509184), (170, 479232), (180, 452608), (192, 424320), (195, 417792), (204, 399360), (208, 391680), (221, 368640), (234, 348160), (240, 339456), (255, 319488), (256, 318240), (260, 313344), (272, 299520), (288, 282880), (306, 266240), (312, 261120), (320, 254592), (340, 239616), (360, 226304), (384, 212160), (390, 208896), (408, 199680), (416, 195840), (442, 184320), (468, 174080), (480, 169728), (510, 159744), (512, 159120), (520, 156672), (544, 149760), (576, 141440), (585, 139264), (612, 133120), (624, 130560), (640, 127296), (663, 122880), (680, 119808), (720, 113152), (765, 106496), (768, 106080), (780, 104448), (816, 99840), (832, 97920), (884, 92160), (936, 87040), (960, 84864), (1020, 79872), (1024, 79560), (1040, 78336), (1088, 74880), (1105, 73728), (1152, 70720), (1170, 69632), (1224, 66560), (1248, 65280), (1280, 63648), (1326, 61440), (1360, 59904), (1440, 56576), (1530, 53248), (1536, 53040), (1560, 52224), (1632, 49920), (1664, 48960), (1768, 46080), (1872, 43520), (1920, 42432), (1989, 40960), (2040, 39936), (2048, 39780), (2080, 39168), (2176, 37440), (2210, 36864), (2304, 35360), (2340, 34816), (2448, 33280), (2496, 32640), (2560, 31824), (2652, 30720), (2720, 29952), (2880, 28288), (3060, 26624), (3072, 26520), (3120, 26112), (3264, 24960), (3315, 24576), (3328, 24480), (3536, 23040), (3744, 21760), (3840, 21216), (3978, 20480), (4080, 19968), (4096, 19890), (4160, 19584), (4352, 18720), (4420, 18432), (4608, 17680), (4680, 17408), (4896, 16640), (4992, 16320), (5120, 15912), (5304, 15360), (5440, 14976), (5760, 14144), (6120, 13312), (6144, 13260), (6240, 13056), (6528, 12480), (6630, 12288), (6656, 12240), (7072, 11520), (7488, 10880), (7680, 10608), (7956, 10240), (8160, 9984), (8192, 9945), (8320, 9792), (8704, 9360), (8840, 9216)]