18820462080

素因数分解:

$2^9\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{491}}^1$

素因数の和:578

約数の個数: 640

約数和(自身を含む): 74216964096

約数和(自身を除く): 55396502016

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 31, 32, 35, 40, 42, 46, 48, 56, 60, 62, 64, 69, 70, 80, 84, 92, 93, 96, 105, 112, 115, 120, 124, 128, 138, 140, 155, 160, 161, 168, 184, 186, 192, 210, 217, 224, 230, 240, 248, 256, 276, 280, 310, 320, 322, 336, 345, 368, 372, 384, 420, 434, 448, 460, 465, 480, 483, 491, 496, 512, 552, 560, 620, 640, 644, 651, 672, 690, 713, 736, 744, 768, 805, 840, 868, 896, 920, 930, 960, 966, 982, 992, 1085, 1104, 1120, 1240, 1280, 1288, 1302, 1344, 1380, 1426, 1472, 1473, 1488, 1536, 1610, 1680, 1736, 1792, 1840, 1860, 1920, 1932, 1964, 1984, 2139, 2170, 2208, 2240, 2415, 2455, 2480, 2560, 2576, 2604, 2688, 2760, 2852, 2944, 2946, 2976, 3220, 3255, 3360, 3437, 3472, 3565, 3584, 3680, 3720, 3840, 3864, 3928, 3968, 4278, 4340, 4416, 4480, 4830, 4910, 4960, 4991, 5152, 5208, 5376, 5520, 5704, 5888, 5892, 5952, 6440, 6510, 6720, 6874, 6944, 7130, 7360, 7365, 7440, 7680, 7728, 7856, 7936, 8556, 8680, 8832, 8960, 9660, 9820, 9920, 9982, 10304, 10311, 10416, 10695, 10752, 11040, 11293, 11408, 11776, 11784, 11904, 12880, 13020, 13440, 13748, 13888, 14260, 14720, 14730, 14880, 14973, 15221, 15456, 15712, 15872, 17112, 17185, 17360, 17664, 17920, 19320, 19640, 19840, 19964, 20608, 20622, 20832, 21390, 22080, 22586, 22816, 23568, 23808, 24955, 25760, 26040, 26880, 27496, 27776, 28520, 29440, 29460, 29760, 29946, 30442, 30912, 31424, 33879, 34224, 34370, 34720, 35328, 38640, 39280, 39680, 39928, 41216, 41244, 41664, 42780, 44160, 45172, 45632, 45663, 47136, 47616, 49910, 51520, 51555, 52080, 53760, 54992, 55552, 56465, 57040, 58880, 58920, 59520, 59892, 60884, 61824, 62848, 67758, 68448, 68740, 69440, 74865, 76105, 77280, 78560, 79051, 79360, 79856, 82432, 82488, 83328, 85560, 88320, 90344, 91264, 91326, 94272, 99820, 103040, 103110, 104160, 106547, 109984, 111104, 112930, 114080, 117840, 119040, 119784, 121768, 123648, 125696, 135516, 136896, 137480, 138880, 149730, 152210, 154560, 157120, 158102, 159712, 164976, 166656, 169395, 171120, 176640, 180688, 182528, 182652, 188544, 199640, 206080, 206220, 208320, 213094, 219968, 225860, 228160, 228315, 235680, 237153, 238080, 239568, 243536, 247296, 251392, 271032, 273792, 274960, 277760, 299460, 304420, 309120, 314240, 316204, 319424, 319641, 329952, 333312, 338790, 342240, 350083, 361376, 365056, 365304, 377088, 395255, 399280, 412160, 412440, 416640, 426188, 439936, 451720, 456320, 456630, 471360, 474306, 479136, 487072, 532735, 542064, 547584, 549920, 555520, 598920, 608840, 618240, 628480, 632408, 638848, 639282, 659904, 677580, 684480, 700166, 722752, 730608, 754176, 790510, 798560, 824880, 833280, 852376, 879872, 903440, 912640, 913260, 942720, 948612, 958272, 974144, 1050249, 1065470, 1084128, 1095168, 1099840, 1185765, 1197840, 1217680, 1236480, 1256960, 1264816, 1277696, 1278564, 1319808, 1355160, 1368960, 1400332, 1445504, 1461216, 1581020, 1597120, 1598205, 1649760, 1666560, 1704752, 1750415, 1759744, 1806880, 1825280, 1826520, 1885440, 1897224, 1916544, 1948288, 2100498, 2130940, 2168256, 2199680, 2371530, 2395680, 2435360, 2450581, 2529632, 2555392, 2557128, 2639616, 2710320, 2737920, 2800664, 2891008, 2922432, 3162040, 3194240, 3196410, 3299520, 3409504, 3500830, 3613760, 3653040, 3770880, 3794448, 3833088, 3896576, 4200996, 4261880, 4336512, 4399360, 4743060, 4791360, 4870720, 4901162, 5059264, 5114256, 5251245, 5279232, 5420640, 5475840, 5601328, 5782016, 5844864, 6324080, 6388480, 6392820, 6599040, 6819008, 7001660, 7227520, 7306080, 7351743, 7588896, 7666176, 7793152, 8401992, 8523760, 8673024, 8798720, 9486120, 9582720, 9741440, 9802324, 10118528, 10228512, 10502490, 10841280, 11202656, 11689728, 12252905, 12648160, 12776960, 12785640, 13198080, 13638016, 14003320, 14455040, 14612160, 14703486, 15177792, 16803984, 17047520, 17346048, 18972240, 19165440, 19482880, 19604648, 20237056, 20457024, 21004980, 21682560, 22405312, 23379456, 24505810, 25296320, 25571280, 26396160, 27276032, 28006640, 28910080, 29224320, 29406972, 30355584, 33607968, 34095040, 36758715, 37944480, 38330880, 38965760, 39209296, 40474112, 40914048, 42009960, 43365120, 44810624, 49011620, 50592640, 51142560, 54552064, 56013280, 58448640, 58813944, 60711168, 67215936, 68190080, 73517430, 75888960, 78418592, 81828096, 84019920, 86730240, 89621248, 98023240, 101185280, 102285120, 112026560, 116897280, 117627888, 121422336, 134431872, 136380160, 147034860, 151777920, 156837184, 163656192, 168039840, 179242496, 196046480, 202370560, 204570240, 224053120, 235255776, 268863744, 272760320, 294069720, 303555840, 313674368, 336079680, 392092960, 409140480, 448106240, 470511552, 537727488, 588139440, 607111680, 627348736, 672159360, 784185920, 818280960, 896212480, 941023104, 1176278880, 1254697472, 1344318720, 1568371840, 1882046208, 2352557760, 2688637440, 3136743680, 3764092416, 4705115520, 6273487360, 9410231040, 18820462080]

約数ペア:

[(1, 18820462080), (2, 9410231040), (3, 6273487360), (4, 4705115520), (5, 3764092416), (6, 3136743680), (7, 2688637440), (8, 2352557760), (10, 1882046208), (12, 1568371840), (14, 1344318720), (15, 1254697472), (16, 1176278880), (20, 941023104), (21, 896212480), (23, 818280960), (24, 784185920), (28, 672159360), (30, 627348736), (31, 607111680), (32, 588139440), (35, 537727488), (40, 470511552), (42, 448106240), (46, 409140480), (48, 392092960), (56, 336079680), (60, 313674368), (62, 303555840), (64, 294069720), (69, 272760320), (70, 268863744), (80, 235255776), (84, 224053120), (92, 204570240), (93, 202370560), (96, 196046480), (105, 179242496), (112, 168039840), (115, 163656192), (120, 156837184), (124, 151777920), (128, 147034860), (138, 136380160), (140, 134431872), (155, 121422336), (160, 117627888), (161, 116897280), (168, 112026560), (184, 102285120), (186, 101185280), (192, 98023240), (210, 89621248), (217, 86730240), (224, 84019920), (230, 81828096), (240, 78418592), (248, 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11689728), (1680, 11202656), (1736, 10841280), (1792, 10502490), (1840, 10228512), (1860, 10118528), (1920, 9802324), (1932, 9741440), (1964, 9582720), (1984, 9486120), (2139, 8798720), (2170, 8673024), (2208, 8523760), (2240, 8401992), (2415, 7793152), (2455, 7666176), (2480, 7588896), (2560, 7351743), (2576, 7306080), (2604, 7227520), (2688, 7001660), (2760, 6819008), (2852, 6599040), (2944, 6392820), (2946, 6388480), (2976, 6324080), (3220, 5844864), (3255, 5782016), (3360, 5601328), (3437, 5475840), (3472, 5420640), (3565, 5279232), (3584, 5251245), (3680, 5114256), (3720, 5059264), (3840, 4901162), (3864, 4870720), (3928, 4791360), (3968, 4743060), (4278, 4399360), (4340, 4336512), (4416, 4261880), (4480, 4200996), (4830, 3896576), (4910, 3833088), (4960, 3794448), (4991, 3770880), (5152, 3653040), (5208, 3613760), (5376, 3500830), (5520, 3409504), (5704, 3299520), (5888, 3196410), (5892, 3194240), (5952, 3162040), (6440, 2922432), (6510, 2891008), (6720, 2800664), (6874, 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