1209025440

素因数分解:

$2^5\times 3^4\times 5^1\times 7^1\times {\mathrm{13327}}^1$

素因数の和:13361

約数の個数: 240

約数和(自身を含む): 4876768512

約数和(自身を除く): 3667743072

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 162, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 324, 336, 360, 378, 405, 420, 432, 480, 504, 540, 560, 567, 630, 648, 672, 720, 756, 810, 840, 864, 945, 1008, 1080, 1120, 1134, 1260, 1296, 1440, 1512, 1620, 1680, 1890, 2016, 2160, 2268, 2520, 2592, 2835, 3024, 3240, 3360, 3780, 4320, 4536, 5040, 5670, 6048, 6480, 7560, 9072, 10080, 11340, 12960, 13327, 15120, 18144, 22680, 26654, 30240, 39981, 45360, 53308, 66635, 79962, 90720, 93289, 106616, 119943, 133270, 159924, 186578, 199905, 213232, 239886, 266540, 279867, 319848, 359829, 373156, 399810, 426464, 466445, 479772, 533080, 559734, 599715, 639696, 719658, 746312, 799620, 839601, 932890, 959544, 1066160, 1079487, 1119468, 1199430, 1279392, 1399335, 1439316, 1492624, 1599240, 1679202, 1799145, 1865780, 1919088, 2132320, 2158974, 2238936, 2398860, 2518803, 2798670, 2878632, 2985248, 3198480, 3358404, 3598290, 3731560, 3838176, 4198005, 4317948, 4477872, 4797720, 5037606, 5397435, 5597340, 5757264, 6396960, 6716808, 7196580, 7463120, 7556409, 8396010, 8635896, 8955744, 9595440, 10075212, 10794870, 11194680, 11514528, 12594015, 13433616, 14393160, 14926240, 15112818, 16792020, 17271792, 19190880, 20150424, 21589740, 22389360, 25188030, 26867232, 28786320, 30225636, 33584040, 34543584, 37782045, 40300848, 43179480, 44778720, 50376060, 57572640, 60451272, 67168080, 75564090, 80601696, 86358960, 100752120, 120902544, 134336160, 151128180, 172717920, 201504240, 241805088, 302256360, 403008480, 604512720, 1209025440]

約数ペア:

[(1, 1209025440), (2, 604512720), (3, 403008480), (4, 302256360), (5, 241805088), (6, 201504240), (7, 172717920), (8, 151128180), (9, 134336160), (10, 120902544), (12, 100752120), (14, 86358960), (15, 80601696), (16, 75564090), (18, 67168080), (20, 60451272), (21, 57572640), (24, 50376060), (27, 44778720), (28, 43179480), (30, 40300848), (32, 37782045), (35, 34543584), (36, 33584040), (40, 30225636), (42, 28786320), (45, 26867232), (48, 25188030), (54, 22389360), (56, 21589740), (60, 20150424), (63, 19190880), (70, 17271792), (72, 16792020), (80, 15112818), (81, 14926240), (84, 14393160), (90, 13433616), (96, 12594015), (105, 11514528), (108, 11194680), (112, 10794870), (120, 10075212), (126, 9595440), (135, 8955744), (140, 8635896), (144, 8396010), (160, 7556409), (162, 7463120), (168, 7196580), (180, 6716808), (189, 6396960), (210, 5757264), (216, 5597340), (224, 5397435), (240, 5037606), (252, 4797720), (270, 4477872), (280, 4317948), (288, 4198005), (315, 3838176), (324, 3731560), (336, 3598290), (360, 3358404), (378, 3198480), (405, 2985248), (420, 2878632), (432, 2798670), (480, 2518803), (504, 2398860), (540, 2238936), (560, 2158974), (567, 2132320), (630, 1919088), (648, 1865780), (672, 1799145), (720, 1679202), (756, 1599240), (810, 1492624), (840, 1439316), (864, 1399335), (945, 1279392), (1008, 1199430), (1080, 1119468), (1120, 1079487), (1134, 1066160), (1260, 959544), (1296, 932890), (1440, 839601), (1512, 799620), (1620, 746312), (1680, 719658), (1890, 639696), (2016, 599715), (2160, 559734), (2268, 533080), (2520, 479772), (2592, 466445), (2835, 426464), (3024, 399810), (3240, 373156), (3360, 359829), (3780, 319848), (4320, 279867), (4536, 266540), (5040, 239886), (5670, 213232), (6048, 199905), (6480, 186578), (7560, 159924), (9072, 133270), (10080, 119943), (11340, 106616), (12960, 93289), (13327, 90720), (15120, 79962), (18144, 66635), (22680, 53308), (26654, 45360), (30240, 39981)]