490325760

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1373}}^1$

素因数の和:1431

約数の個数: 216

約数和(自身を含む): 1752476544

約数和(自身を除く): 1262150784

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 64, 72, 80, 90, 93, 96, 120, 124, 128, 144, 155, 160, 180, 186, 192, 240, 248, 256, 279, 288, 310, 320, 360, 372, 384, 465, 480, 496, 558, 576, 620, 640, 720, 744, 768, 930, 960, 992, 1116, 1152, 1240, 1280, 1373, 1395, 1440, 1488, 1860, 1920, 1984, 2232, 2304, 2480, 2746, 2790, 2880, 2976, 3720, 3840, 3968, 4119, 4464, 4960, 5492, 5580, 5760, 5952, 6865, 7440, 7936, 8238, 8928, 9920, 10984, 11160, 11520, 11904, 12357, 13730, 14880, 16476, 17856, 19840, 20595, 21968, 22320, 23808, 24714, 27460, 29760, 32952, 35712, 39680, 41190, 42563, 43936, 44640, 49428, 54920, 59520, 61785, 65904, 71424, 82380, 85126, 87872, 89280, 98856, 109840, 119040, 123570, 127689, 131808, 164760, 170252, 175744, 178560, 197712, 212815, 219680, 247140, 255378, 263616, 329520, 340504, 351488, 357120, 383067, 395424, 425630, 439360, 494280, 510756, 527232, 638445, 659040, 681008, 766134, 790848, 851260, 878720, 988560, 1021512, 1054464, 1276890, 1318080, 1362016, 1532268, 1581696, 1702520, 1757440, 1915335, 1977120, 2043024, 2553780, 2636160, 2724032, 3064536, 3163392, 3405040, 3830670, 3954240, 4086048, 5107560, 5272320, 5448064, 6129072, 6810080, 7661340, 7908480, 8172096, 10215120, 10896128, 12258144, 13620160, 15322680, 15816960, 16344192, 20430240, 24516288, 27240320, 30645360, 32688384, 40860480, 49032576, 54480640, 61290720, 81720960, 98065152, 122581440, 163441920, 245162880, 490325760]

約数ペア:

[(1, 490325760), (2, 245162880), (3, 163441920), (4, 122581440), (5, 98065152), (6, 81720960), (8, 61290720), (9, 54480640), (10, 49032576), (12, 40860480), (15, 32688384), (16, 30645360), (18, 27240320), (20, 24516288), (24, 20430240), (30, 16344192), (31, 15816960), (32, 15322680), (36, 13620160), (40, 12258144), (45, 10896128), (48, 10215120), (60, 8172096), (62, 7908480), (64, 7661340), (72, 6810080), (80, 6129072), (90, 5448064), (93, 5272320), (96, 5107560), (120, 4086048), (124, 3954240), (128, 3830670), (144, 3405040), (155, 3163392), (160, 3064536), (180, 2724032), (186, 2636160), (192, 2553780), (240, 2043024), (248, 1977120), (256, 1915335), (279, 1757440), (288, 1702520), (310, 1581696), (320, 1532268), (360, 1362016), (372, 1318080), (384, 1276890), (465, 1054464), (480, 1021512), (496, 988560), (558, 878720), (576, 851260), (620, 790848), (640, 766134), (720, 681008), (744, 659040), (768, 638445), (930, 527232), (960, 510756), (992, 494280), (1116, 439360), (1152, 425630), (1240, 395424), (1280, 383067), (1373, 357120), (1395, 351488), (1440, 340504), (1488, 329520), (1860, 263616), (1920, 255378), (1984, 247140), (2232, 219680), (2304, 212815), (2480, 197712), (2746, 178560), (2790, 175744), (2880, 170252), (2976, 164760), (3720, 131808), (3840, 127689), (3968, 123570), (4119, 119040), (4464, 109840), (4960, 98856), (5492, 89280), (5580, 87872), (5760, 85126), (5952, 82380), (6865, 71424), (7440, 65904), (7936, 61785), (8238, 59520), (8928, 54920), (9920, 49428), (10984, 44640), (11160, 43936), (11520, 42563), (11904, 41190), (12357, 39680), (13730, 35712), (14880, 32952), (16476, 29760), (17856, 27460), (19840, 24714), (20595, 23808), (21968, 22320)]