1991447640

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{881}}^1$

素因数の和:944

約数の個数: 512

約数和(自身を含む): 8534937600

約数和(自身を除く): 6543489960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 23, 24, 26, 27, 28, 30, 35, 36, 39, 40, 42, 45, 46, 52, 54, 56, 60, 63, 65, 69, 70, 72, 78, 84, 90, 91, 92, 104, 105, 108, 115, 117, 120, 126, 130, 135, 138, 140, 156, 161, 168, 180, 182, 184, 189, 195, 207, 210, 216, 230, 234, 252, 260, 270, 273, 276, 280, 299, 312, 315, 322, 345, 351, 360, 364, 378, 390, 414, 420, 455, 460, 468, 483, 504, 520, 540, 546, 552, 585, 598, 621, 630, 644, 690, 702, 728, 756, 780, 805, 819, 828, 840, 881, 897, 910, 920, 936, 945, 966, 1035, 1080, 1092, 1170, 1196, 1242, 1260, 1288, 1365, 1380, 1404, 1449, 1495, 1512, 1560, 1610, 1638, 1656, 1755, 1762, 1794, 1820, 1890, 1932, 2070, 2093, 2184, 2340, 2392, 2415, 2457, 2484, 2520, 2643, 2691, 2730, 2760, 2808, 2898, 2990, 3105, 3220, 3276, 3510, 3524, 3588, 3640, 3780, 3864, 4095, 4140, 4186, 4347, 4405, 4485, 4680, 4830, 4914, 4968, 5286, 5382, 5460, 5796, 5980, 6167, 6210, 6279, 6440, 6552, 7020, 7048, 7176, 7245, 7560, 7929, 8073, 8190, 8280, 8372, 8694, 8810, 8970, 9660, 9828, 10465, 10572, 10764, 10920, 11453, 11592, 11960, 12285, 12334, 12420, 12558, 13215, 13455, 14040, 14490, 15858, 16146, 16380, 16744, 17388, 17620, 17940, 18501, 18837, 19320, 19656, 20263, 20930, 21144, 21528, 21735, 22906, 23787, 24570, 24668, 24840, 25116, 26430, 26910, 28980, 30835, 31395, 31716, 32292, 32760, 34359, 34776, 35240, 35880, 37002, 37674, 39645, 40365, 40526, 41860, 43470, 45812, 47574, 49140, 49336, 50232, 52860, 53820, 55503, 56511, 57265, 57960, 60789, 61670, 62790, 63432, 64584, 68718, 74004, 75348, 79290, 80171, 80730, 81052, 83720, 86940, 91624, 92505, 94185, 95148, 98280, 101315, 103077, 105720, 107640, 111006, 113022, 114530, 118935, 121578, 123340, 125580, 137436, 141841, 148008, 150696, 158580, 160342, 161460, 162104, 166509, 171795, 173880, 182367, 185010, 188370, 190296, 202630, 206154, 222012, 226044, 229060, 237870, 240513, 243156, 246680, 251160, 263419, 274872, 277515, 282555, 283682, 303945, 309231, 317160, 320684, 322920, 333018, 343590, 364734, 370020, 376740, 400855, 405260, 412308, 425523, 444024, 452088, 458120, 475740, 481026, 486312, 515385, 526838, 547101, 555030, 565110, 567364, 607890, 618462, 641368, 666036, 687180, 709205, 721539, 729468, 740040, 753480, 790257, 801710, 810520, 824616, 832545, 851046, 911835, 951480, 962052, 1030770, 1053676, 1094202, 1110060, 1130220, 1134728, 1202565, 1215780, 1236924, 1276569, 1317095, 1332072, 1374360, 1418410, 1443078, 1458936, 1546155, 1580514, 1603420, 1665090, 1702092, 1823670, 1843933, 1924104, 2061540, 2107352, 2127615, 2164617, 2188404, 2220120, 2260440, 2370771, 2405130, 2431560, 2473848, 2553138, 2634190, 2735505, 2836820, 2886156, 3092310, 3161028, 3206840, 3330180, 3404184, 3607695, 3647340, 3687866, 3829707, 3951285, 4123080, 4255230, 4329234, 4376808, 4741542, 4810260, 5106276, 5268380, 5471010, 5531799, 5673640, 5772312, 6184620, 6322056, 6382845, 6660360, 7112313, 7215390, 7294680, 7375732, 7659414, 7902570, 8510460, 8658468, 9219665, 9483084, 9620520, 10212552, 10536760, 10823085, 10942020, 11063598, 11853855, 12369240, 12765690, 14224626, 14430780, 14751464, 15318828, 15805140, 16595397, 17020920, 17316936, 18439330, 18966168, 19148535, 21646170, 21884040, 22127196, 23707710, 25531380, 27658995, 28449252, 28861560, 30637656, 31610280, 33190794, 35561565, 36878660, 38297070, 43292340, 44254392, 47415420, 49786191, 51062760, 55317990, 56898504, 66381588, 71123130, 73757320, 76594140, 82976985, 86584680, 94830840, 99572382, 110635980, 132763176, 142246260, 153188280, 165953970, 199144764, 221271960, 248930955, 284492520, 331907940, 398289528, 497861910, 663815880, 995723820, 1991447640]

約数ペア:

[(1, 1991447640), (2, 995723820), (3, 663815880), (4, 497861910), (5, 398289528), (6, 331907940), (7, 284492520), (8, 248930955), (9, 221271960), (10, 199144764), (12, 165953970), (13, 153188280), (14, 142246260), (15, 132763176), (18, 110635980), (20, 99572382), (21, 94830840), (23, 86584680), (24, 82976985), (26, 76594140), (27, 73757320), (28, 71123130), (30, 66381588), (35, 56898504), (36, 55317990), (39, 51062760), (40, 49786191), (42, 47415420), (45, 44254392), (46, 43292340), (52, 38297070), (54, 36878660), (56, 35561565), (60, 33190794), (63, 31610280), (65, 30637656), (69, 28861560), (70, 28449252), (72, 27658995), (78, 25531380), (84, 23707710), (90, 22127196), (91, 21884040), (92, 21646170), (104, 19148535), (105, 18966168), (108, 18439330), (115, 17316936), (117, 17020920), (120, 16595397), (126, 15805140), (130, 15318828), (135, 14751464), (138, 14430780), (140, 14224626), (156, 12765690), (161, 12369240), (168, 11853855), (180, 11063598), (182, 10942020), (184, 10823085), (189, 10536760), (195, 10212552), (207, 9620520), (210, 9483084), (216, 9219665), (230, 8658468), (234, 8510460), (252, 7902570), (260, 7659414), (270, 7375732), (273, 7294680), (276, 7215390), (280, 7112313), (299, 6660360), (312, 6382845), (315, 6322056), (322, 6184620), (345, 5772312), (351, 5673640), (360, 5531799), (364, 5471010), (378, 5268380), (390, 5106276), (414, 4810260), (420, 4741542), (455, 4376808), (460, 4329234), (468, 4255230), (483, 4123080), (504, 3951285), (520, 3829707), (540, 3687866), (546, 3647340), (552, 3607695), (585, 3404184), (598, 3330180), (621, 3206840), (630, 3161028), (644, 3092310), (690, 2886156), (702, 2836820), (728, 2735505), (756, 2634190), (780, 2553138), (805, 2473848), (819, 2431560), (828, 2405130), (840, 2370771), (881, 2260440), (897, 2220120), (910, 2188404), (920, 2164617), (936, 2127615), (945, 2107352), (966, 2061540), (1035, 1924104), (1080, 1843933), (1092, 1823670), (1170, 1702092), (1196, 1665090), (1242, 1603420), (1260, 1580514), (1288, 1546155), (1365, 1458936), (1380, 1443078), (1404, 1418410), (1449, 1374360), (1495, 1332072), (1512, 1317095), (1560, 1276569), (1610, 1236924), (1638, 1215780), (1656, 1202565), (1755, 1134728), (1762, 1130220), (1794, 1110060), (1820, 1094202), (1890, 1053676), (1932, 1030770), (2070, 962052), (2093, 951480), (2184, 911835), (2340, 851046), (2392, 832545), (2415, 824616), (2457, 810520), (2484, 801710), (2520, 790257), (2643, 753480), (2691, 740040), (2730, 729468), (2760, 721539), (2808, 709205), (2898, 687180), (2990, 666036), (3105, 641368), (3220, 618462), (3276, 607890), (3510, 567364), (3524, 565110), (3588, 555030), (3640, 547101), (3780, 526838), (3864, 515385), (4095, 486312), (4140, 481026), (4186, 475740), (4347, 458120), (4405, 452088), (4485, 444024), (4680, 425523), (4830, 412308), (4914, 405260), (4968, 400855), (5286, 376740), (5382, 370020), (5460, 364734), (5796, 343590), (5980, 333018), (6167, 322920), (6210, 320684), (6279, 317160), (6440, 309231), (6552, 303945), (7020, 283682), (7048, 282555), (7176, 277515), (7245, 274872), (7560, 263419), (7929, 251160), (8073, 246680), (8190, 243156), (8280, 240513), (8372, 237870), (8694, 229060), (8810, 226044), (8970, 222012), (9660, 206154), (9828, 202630), (10465, 190296), (10572, 188370), (10764, 185010), (10920, 182367), (11453, 173880), (11592, 171795), (11960, 166509), (12285, 162104), (12334, 161460), (12420, 160342), (12558, 158580), (13215, 150696), (13455, 148008), (14040, 141841), (14490, 137436), (15858, 125580), (16146, 123340), (16380, 121578), (16744, 118935), (17388, 114530), (17620, 113022), (17940, 111006), (18501, 107640), (18837, 105720), (19320, 103077), (19656, 101315), (20263, 98280), (20930, 95148), (21144, 94185), (21528, 92505), (21735, 91624), (22906, 86940), (23787, 83720), (24570, 81052), (24668, 80730), (24840, 80171), (25116, 79290), (26430, 75348), (26910, 74004), (28980, 68718), (30835, 64584), (31395, 63432), (31716, 62790), (32292, 61670), (32760, 60789), (34359, 57960), (34776, 57265), (35240, 56511), (35880, 55503), (37002, 53820), (37674, 52860), (39645, 50232), (40365, 49336), (40526, 49140), (41860, 47574), (43470, 45812)]