81306875520

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{361943}}^1$

素因数の和:361984

約数の個数: 256

約数和(自身を含む): 310113619200

約数和(自身を除く): 228806743680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 64, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 128, 130, 135, 144, 156, 160, 180, 192, 195, 208, 216, 234, 240, 260, 270, 288, 312, 320, 351, 360, 384, 390, 416, 432, 468, 480, 520, 540, 576, 585, 624, 640, 702, 720, 780, 832, 864, 936, 960, 1040, 1080, 1152, 1170, 1248, 1404, 1440, 1560, 1664, 1728, 1755, 1872, 1920, 2080, 2160, 2340, 2496, 2808, 2880, 3120, 3456, 3510, 3744, 4160, 4320, 4680, 4992, 5616, 5760, 6240, 7020, 7488, 8320, 8640, 9360, 11232, 12480, 14040, 14976, 17280, 18720, 22464, 24960, 28080, 37440, 44928, 56160, 74880, 112320, 224640, 361943, 723886, 1085829, 1447772, 1809715, 2171658, 2895544, 3257487, 3619430, 4343316, 4705259, 5429145, 5791088, 6514974, 7238860, 8686632, 9410518, 9772461, 10858290, 11582176, 13029948, 14115777, 14477720, 16287435, 17373264, 18821036, 19544922, 21716580, 23164352, 23526295, 26059896, 28231554, 28955440, 32574870, 34746528, 37642072, 39089844, 42347331, 43433160, 46328704, 47052590, 48862305, 52119792, 56463108, 57910880, 65149740, 69493056, 70578885, 75284144, 78179688, 84694662, 86866320, 94105180, 97724610, 104239584, 112926216, 115821760, 127041993, 130299480, 138986112, 141157770, 150568288, 156359376, 169389324, 173732640, 188210360, 195449220, 208479168, 211736655, 225852432, 231643520, 254083986, 260598960, 282315540, 301136576, 312718752, 338778648, 347465280, 376420720, 390898440, 416958336, 423473310, 451704864, 508167972, 521197920, 564631080, 602273152, 625437504, 635209965, 677557296, 694930560, 752841440, 781796880, 846946620, 903409728, 1016335944, 1042395840, 1129262160, 1250875008, 1270419930, 1355114592, 1505682880, 1563593760, 1693893240, 1806819456, 2032671888, 2084791680, 2258524320, 2540839860, 2710229184, 3011365760, 3127187520, 3387786480, 4065343776, 4517048640, 5081679720, 5420458368, 6254375040, 6775572960, 8130687552, 9034097280, 10163359440, 13551145920, 16261375104, 20326718880, 27102291840, 40653437760, 81306875520]

約数ペア:

[(1, 81306875520), (2, 40653437760), (3, 27102291840), (4, 20326718880), (5, 16261375104), (6, 13551145920), (8, 10163359440), (9, 9034097280), (10, 8130687552), (12, 6775572960), (13, 6254375040), (15, 5420458368), (16, 5081679720), (18, 4517048640), (20, 4065343776), (24, 3387786480), (26, 3127187520), (27, 3011365760), (30, 2710229184), (32, 2540839860), (36, 2258524320), (39, 2084791680), (40, 2032671888), (45, 1806819456), (48, 1693893240), (52, 1563593760), (54, 1505682880), (60, 1355114592), (64, 1270419930), (65, 1250875008), (72, 1129262160), (78, 1042395840), (80, 1016335944), (90, 903409728), (96, 846946620), (104, 781796880), (108, 752841440), (117, 694930560), (120, 677557296), (128, 635209965), (130, 625437504), (135, 602273152), (144, 564631080), (156, 521197920), (160, 508167972), (180, 451704864), (192, 423473310), (195, 416958336), (208, 390898440), (216, 376420720), (234, 347465280), (240, 338778648), (260, 312718752), (270, 301136576), (288, 282315540), (312, 260598960), (320, 254083986), (351, 231643520), (360, 225852432), (384, 211736655), (390, 208479168), (416, 195449220), (432, 188210360), (468, 173732640), (480, 169389324), (520, 156359376), (540, 150568288), (576, 141157770), (585, 138986112), (624, 130299480), (640, 127041993), (702, 115821760), (720, 112926216), (780, 104239584), (832, 97724610), (864, 94105180), (936, 86866320), (960, 84694662), (1040, 78179688), (1080, 75284144), (1152, 70578885), (1170, 69493056), (1248, 65149740), (1404, 57910880), (1440, 56463108), (1560, 52119792), (1664, 48862305), (1728, 47052590), (1755, 46328704), (1872, 43433160), (1920, 42347331), (2080, 39089844), (2160, 37642072), (2340, 34746528), (2496, 32574870), (2808, 28955440), (2880, 28231554), (3120, 26059896), (3456, 23526295), (3510, 23164352), (3744, 21716580), (4160, 19544922), (4320, 18821036), (4680, 17373264), (4992, 16287435), (5616, 14477720), (5760, 14115777), (6240, 13029948), (7020, 11582176), (7488, 10858290), (8320, 9772461), (8640, 9410518), (9360, 8686632), (11232, 7238860), (12480, 6514974), (14040, 5791088), (14976, 5429145), (17280, 4705259), (18720, 4343316), (22464, 3619430), (24960, 3257487), (28080, 2895544), (37440, 2171658), (44928, 1809715), (56160, 1447772), (74880, 1085829), (112320, 723886), (224640, 361943)]