131938560

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{881}}^1$

素因数の和:921

約数の個数: 216

約数和(自身を含む): 492166584

約数和(自身を除く): 360228024

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 128, 130, 144, 156, 160, 180, 192, 195, 208, 234, 240, 256, 260, 288, 312, 320, 360, 384, 390, 416, 468, 480, 520, 576, 585, 624, 640, 720, 768, 780, 832, 881, 936, 960, 1040, 1152, 1170, 1248, 1280, 1440, 1560, 1664, 1762, 1872, 1920, 2080, 2304, 2340, 2496, 2643, 2880, 3120, 3328, 3524, 3744, 3840, 4160, 4405, 4680, 4992, 5286, 5760, 6240, 7048, 7488, 7929, 8320, 8810, 9360, 9984, 10572, 11453, 11520, 12480, 13215, 14096, 14976, 15858, 16640, 17620, 18720, 21144, 22906, 24960, 26430, 28192, 29952, 31716, 34359, 35240, 37440, 39645, 42288, 45812, 49920, 52860, 56384, 57265, 63432, 68718, 70480, 74880, 79290, 84576, 91624, 103077, 105720, 112768, 114530, 126864, 137436, 140960, 149760, 158580, 169152, 171795, 183248, 206154, 211440, 225536, 229060, 253728, 274872, 281920, 317160, 338304, 343590, 366496, 412308, 422880, 458120, 507456, 515385, 549744, 563840, 634320, 676608, 687180, 732992, 824616, 845760, 916240, 1014912, 1030770, 1099488, 1127680, 1268640, 1374360, 1465984, 1649232, 1691520, 1832480, 2029824, 2061540, 2198976, 2537280, 2748720, 2931968, 3298464, 3383040, 3664960, 4123080, 4397952, 5074560, 5497440, 6596928, 7329920, 8246160, 8795904, 10149120, 10994880, 13193856, 14659840, 16492320, 21989760, 26387712, 32984640, 43979520, 65969280, 131938560]

約数ペア:

[(1, 131938560), (2, 65969280), (3, 43979520), (4, 32984640), (5, 26387712), (6, 21989760), (8, 16492320), (9, 14659840), (10, 13193856), (12, 10994880), (13, 10149120), (15, 8795904), (16, 8246160), (18, 7329920), (20, 6596928), (24, 5497440), (26, 5074560), (30, 4397952), (32, 4123080), (36, 3664960), (39, 3383040), (40, 3298464), (45, 2931968), (48, 2748720), (52, 2537280), (60, 2198976), (64, 2061540), (65, 2029824), (72, 1832480), (78, 1691520), (80, 1649232), (90, 1465984), (96, 1374360), (104, 1268640), (117, 1127680), (120, 1099488), (128, 1030770), (130, 1014912), (144, 916240), (156, 845760), (160, 824616), (180, 732992), (192, 687180), (195, 676608), (208, 634320), (234, 563840), (240, 549744), (256, 515385), (260, 507456), (288, 458120), (312, 422880), (320, 412308), (360, 366496), (384, 343590), (390, 338304), (416, 317160), (468, 281920), (480, 274872), (520, 253728), (576, 229060), (585, 225536), (624, 211440), (640, 206154), (720, 183248), (768, 171795), (780, 169152), (832, 158580), (881, 149760), (936, 140960), (960, 137436), (1040, 126864), (1152, 114530), (1170, 112768), (1248, 105720), (1280, 103077), (1440, 91624), (1560, 84576), (1664, 79290), (1762, 74880), (1872, 70480), (1920, 68718), (2080, 63432), (2304, 57265), (2340, 56384), (2496, 52860), (2643, 49920), (2880, 45812), (3120, 42288), (3328, 39645), (3524, 37440), (3744, 35240), (3840, 34359), (4160, 31716), (4405, 29952), (4680, 28192), (4992, 26430), (5286, 24960), (5760, 22906), (6240, 21144), (7048, 18720), (7488, 17620), (7929, 16640), (8320, 15858), (8810, 14976), (9360, 14096), (9984, 13215), (10572, 12480), (11453, 11520)]