991874016

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{269}}^1$

素因数の和:382

約数の個数: 288

約数和(自身を含む): 3396556800

約数和(自身を除く): 2404682784

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 31, 32, 36, 42, 48, 56, 59, 62, 63, 72, 84, 93, 96, 112, 118, 124, 126, 144, 168, 177, 186, 217, 224, 236, 248, 252, 269, 279, 288, 336, 354, 372, 413, 434, 472, 496, 504, 531, 538, 558, 651, 672, 708, 744, 807, 826, 868, 944, 992, 1008, 1062, 1076, 1116, 1239, 1302, 1416, 1488, 1614, 1652, 1736, 1829, 1883, 1888, 1953, 2016, 2124, 2152, 2232, 2421, 2478, 2604, 2832, 2976, 3228, 3304, 3472, 3658, 3717, 3766, 3906, 4248, 4304, 4464, 4842, 4956, 5208, 5487, 5649, 5664, 6456, 6608, 6944, 7316, 7434, 7532, 7812, 8339, 8496, 8608, 8928, 9684, 9912, 10416, 10974, 11298, 12803, 12912, 13216, 14632, 14868, 15064, 15624, 15871, 16461, 16678, 16947, 16992, 19368, 19824, 20832, 21948, 22596, 25017, 25606, 25824, 29264, 29736, 30128, 31248, 31742, 32922, 33356, 33894, 38409, 38736, 39648, 43896, 45192, 47613, 50034, 51212, 58373, 58528, 59472, 60256, 62496, 63484, 65844, 66712, 67788, 75051, 76818, 77472, 87792, 90384, 95226, 100068, 102424, 111097, 115227, 116746, 118944, 126968, 131688, 133424, 135576, 142839, 150102, 153636, 175119, 175584, 180768, 190452, 200136, 204848, 222194, 230454, 233492, 253936, 263376, 266848, 271152, 285678, 300204, 307272, 333291, 350238, 380904, 400272, 409696, 444388, 460908, 466984, 492001, 507872, 525357, 526752, 542304, 571356, 600408, 614544, 666582, 700476, 761808, 800544, 888776, 921816, 933968, 984002, 999873, 1050714, 1142712, 1200816, 1229088, 1333164, 1400952, 1476003, 1523616, 1777552, 1843632, 1867936, 1968004, 1999746, 2101428, 2285424, 2401632, 2666328, 2801904, 2952006, 3444007, 3555104, 3687264, 3936008, 3999492, 4202856, 4428009, 4570848, 5332656, 5603808, 5904012, 6888014, 7872016, 7998984, 8405712, 8856018, 10332021, 10665312, 11808024, 13776028, 15744032, 15997968, 16811424, 17712036, 20664042, 23616048, 27552056, 30996063, 31995936, 35424072, 41328084, 47232096, 55104112, 61992126, 70848144, 82656168, 110208224, 123984252, 141696288, 165312336, 247968504, 330624672, 495937008, 991874016]

約数ペア:

[(1, 991874016), (2, 495937008), (3, 330624672), (4, 247968504), (6, 165312336), (7, 141696288), (8, 123984252), (9, 110208224), (12, 82656168), (14, 70848144), (16, 61992126), (18, 55104112), (21, 47232096), (24, 41328084), (28, 35424072), (31, 31995936), (32, 30996063), (36, 27552056), (42, 23616048), (48, 20664042), (56, 17712036), (59, 16811424), (62, 15997968), (63, 15744032), (72, 13776028), (84, 11808024), (93, 10665312), (96, 10332021), (112, 8856018), (118, 8405712), (124, 7998984), (126, 7872016), (144, 6888014), (168, 5904012), (177, 5603808), (186, 5332656), (217, 4570848), (224, 4428009), (236, 4202856), (248, 3999492), (252, 3936008), (269, 3687264), (279, 3555104), (288, 3444007), (336, 2952006), (354, 2801904), (372, 2666328), (413, 2401632), (434, 2285424), (472, 2101428), (496, 1999746), (504, 1968004), (531, 1867936), (538, 1843632), (558, 1777552), (651, 1523616), (672, 1476003), (708, 1400952), (744, 1333164), (807, 1229088), (826, 1200816), (868, 1142712), (944, 1050714), (992, 999873), (1008, 984002), (1062, 933968), (1076, 921816), (1116, 888776), (1239, 800544), (1302, 761808), (1416, 700476), (1488, 666582), (1614, 614544), (1652, 600408), (1736, 571356), (1829, 542304), (1883, 526752), (1888, 525357), (1953, 507872), (2016, 492001), (2124, 466984), (2152, 460908), (2232, 444388), (2421, 409696), (2478, 400272), (2604, 380904), (2832, 350238), (2976, 333291), (3228, 307272), (3304, 300204), (3472, 285678), (3658, 271152), (3717, 266848), (3766, 263376), (3906, 253936), (4248, 233492), (4304, 230454), (4464, 222194), (4842, 204848), (4956, 200136), (5208, 190452), (5487, 180768), (5649, 175584), (5664, 175119), (6456, 153636), (6608, 150102), (6944, 142839), (7316, 135576), (7434, 133424), (7532, 131688), (7812, 126968), (8339, 118944), (8496, 116746), (8608, 115227), (8928, 111097), (9684, 102424), (9912, 100068), (10416, 95226), (10974, 90384), (11298, 87792), (12803, 77472), (12912, 76818), (13216, 75051), (14632, 67788), (14868, 66712), (15064, 65844), (15624, 63484), (15871, 62496), (16461, 60256), (16678, 59472), (16947, 58528), (16992, 58373), (19368, 51212), (19824, 50034), (20832, 47613), (21948, 45192), (22596, 43896), (25017, 39648), (25606, 38736), (25824, 38409), (29264, 33894), (29736, 33356), (30128, 32922), (31248, 31742)]