19720550304

素因数分解:

$2^5\times 3^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2$

素因数の和:136

約数の個数: 864

約数和(自身を含む): 76512159360

約数和(自身を除く): 56791609056

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 27, 28, 29, 31, 32, 36, 39, 42, 48, 52, 54, 56, 58, 62, 63, 72, 78, 81, 84, 87, 91, 93, 96, 104, 108, 112, 116, 117, 124, 126, 144, 156, 162, 168, 174, 182, 186, 189, 203, 208, 216, 217, 224, 232, 234, 243, 248, 252, 261, 273, 279, 288, 312, 324, 336, 348, 351, 364, 372, 377, 378, 403, 406, 416, 432, 434, 464, 468, 486, 496, 504, 522, 546, 558, 567, 609, 624, 648, 651, 672, 696, 702, 728, 744, 754, 756, 783, 806, 812, 819, 837, 864, 868, 899, 928, 936, 961, 972, 992, 1008, 1044, 1053, 1092, 1116, 1131, 1134, 1209, 1218, 1248, 1296, 1302, 1392, 1404, 1456, 1488, 1508, 1512, 1566, 1612, 1624, 1638, 1674, 1701, 1736, 1798, 1827, 1872, 1922, 1944, 1953, 2016, 2088, 2106, 2184, 2232, 2262, 2268, 2349, 2418, 2436, 2457, 2511, 2592, 2604, 2639, 2697, 2784, 2808, 2821, 2883, 2912, 2976, 3016, 3024, 3132, 3159, 3224, 3248, 3276, 3348, 3393, 3402, 3472, 3596, 3627, 3654, 3744, 3844, 3888, 3906, 4176, 4212, 4368, 4464, 4524, 4536, 4698, 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43524, 43848, 44226, 45136, 46128, 46748, 46872, 47502, 48546, 49329, 49972, 50344, 50544, 50778, 51894, 52731, 53816, 54288, 54432, 55738, 56376, 56637, 58032, 58464, 58968, 60264, 60543, 61074, 62496, 63336, 64728, 65286, 65772, 67704, 69192, 70122, 70308, 71253, 72819, 74958, 75168, 75516, 76167, 77841, 78624, 80352, 80724, 81432, 81809, 83607, 84448, 86304, 87048, 87451, 87696, 88452, 90272, 91611, 92256, 93496, 93744, 95004, 97092, 97929, 98658, 99944, 100688, 101088, 101556, 103788, 105183, 105462, 107632, 108576, 111476, 112437, 112752, 113274, 116064, 117936, 120528, 121086, 122148, 126672, 129456, 130572, 131544, 135408, 138384, 140244, 140616, 142506, 145638, 149916, 151032, 152334, 155682, 161448, 162864, 163618, 167214, 169911, 174096, 174902, 175392, 176904, 181629, 183222, 186992, 187488, 190008, 194184, 195083, 195858, 197316, 199888, 201376, 203112, 207576, 210366, 210924, 213759, 215264, 218457, 222952, 224874, 225504, 226548, 228501, 233523, 235872, 241056, 242172, 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約数ペア:

[(1, 19720550304), (2, 9860275152), (3, 6573516768), (4, 4930137576), (6, 3286758384), (7, 2817221472), (8, 2465068788), (9, 2191172256), (12, 1643379192), (13, 1516965408), (14, 1408610736), (16, 1232534394), (18, 1095586128), (21, 939073824), (24, 821689596), (26, 758482704), (27, 730390752), (28, 704305368), (29, 680018976), (31, 636146784), (32, 616267197), (36, 547793064), (39, 505655136), (42, 469536912), (48, 410844798), (52, 379241352), (54, 365195376), (56, 352152684), (58, 340009488), (62, 318073392), (63, 313024608), (72, 273896532), (78, 252827568), (81, 243463584), (84, 234768456), (87, 226672992), (91, 216709344), (93, 212048928), (96, 205422399), (104, 189620676), (108, 182597688), (112, 176076342), (116, 170004744), (117, 168551712), (124, 159036696), (126, 156512304), (144, 136948266), (156, 126413784), (162, 121731792), (168, 117384228), (174, 113336496), (182, 108354672), (186, 106024464), (189, 104341536), (203, 97145568), (208, 94810338), (216, 91298844), (217, 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(1044, 18889416), (1053, 18727968), (1092, 18059112), (1116, 17670744), (1131, 17436384), (1134, 17390256), (1209, 16311456), (1218, 16190928), (1248, 15801723), (1296, 15216474), (1302, 15146352), (1392, 14167062), (1404, 14045976), (1456, 13544334), (1488, 13253058), (1508, 13077288), (1512, 13042692), (1566, 12592944), (1612, 12233592), (1624, 12143196), (1638, 12039408), (1674, 11780496), (1701, 11593504), (1736, 11359764), (1798, 10968048), (1827, 10793952), (1872, 10534482), (1922, 10260432), (1944, 10144316), (1953, 10097568), (2016, 9782019), (2088, 9444708), (2106, 9363984), (2184, 9029556), (2232, 8835372), (2262, 8718192), (2268, 8695128), (2349, 8395296), (2418, 8155728), (2436, 8095464), (2457, 8026272), (2511, 7853664), (2592, 7608237), (2604, 7573176), (2639, 7472736), (2697, 7312032), (2784, 7083531), (2808, 7022988), (2821, 6990624), (2883, 6840288), (2912, 6772167), (2976, 6626529), (3016, 6538644), (3024, 6521346), (3132, 6296472), (3159, 6242656), (3224, 6116796), 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