20654401248

素因数分解:

$2^5\times 3^6\times {\mathrm{13}}^4\times {\mathrm{31}}^1$

素因数の和:111

約数の個数: 420

約数和(自身を含む): 68178122208

約数和(自身を除く): 47523720960

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 31, 32, 36, 39, 48, 52, 54, 62, 72, 78, 81, 93, 96, 104, 108, 117, 124, 144, 156, 162, 169, 186, 208, 216, 234, 243, 248, 279, 288, 312, 324, 338, 351, 372, 403, 416, 432, 468, 486, 496, 507, 558, 624, 648, 676, 702, 729, 744, 806, 837, 864, 936, 972, 992, 1014, 1053, 1116, 1209, 1248, 1296, 1352, 1404, 1458, 1488, 1521, 1612, 1674, 1872, 1944, 2028, 2106, 2197, 2232, 2418, 2511, 2592, 2704, 2808, 2916, 2976, 3042, 3159, 3224, 3348, 3627, 3744, 3888, 4056, 4212, 4394, 4464, 4563, 4836, 5022, 5239, 5408, 5616, 5832, 6084, 6318, 6448, 6591, 6696, 7254, 7533, 7776, 8112, 8424, 8788, 8928, 9126, 9477, 9672, 10044, 10478, 10881, 11232, 11664, 12168, 12636, 12896, 13182, 13392, 13689, 14508, 15066, 15717, 16224, 16848, 17576, 18252, 18954, 19344, 19773, 20088, 20956, 21762, 22599, 23328, 24336, 25272, 26364, 26784, 27378, 28561, 29016, 30132, 31434, 32643, 33696, 35152, 36504, 37908, 38688, 39546, 40176, 41067, 41912, 43524, 45198, 47151, 48672, 50544, 52728, 54756, 57122, 58032, 59319, 60264, 62868, 65286, 68107, 70304, 73008, 75816, 79092, 80352, 82134, 83824, 85683, 87048, 90396, 94302, 97929, 101088, 105456, 109512, 114244, 116064, 118638, 120528, 123201, 125736, 130572, 136214, 141453, 146016, 151632, 158184, 164268, 167648, 171366, 174096, 177957, 180792, 188604, 195858, 204321, 210912, 219024, 228488, 237276, 241056, 246402, 251472, 257049, 261144, 272428, 282906, 293787, 303264, 316368, 328536, 342732, 348192, 355914, 361584, 377208, 391716, 408642, 424359, 438048, 456976, 474552, 492804, 502944, 514098, 522288, 533871, 544856, 565812, 587574, 612963, 632736, 657072, 685464, 711828, 723168, 754416, 771147, 783432, 817284, 848718, 885391, 913952, 949104, 985608, 1028196, 1044576, 1067742, 1089712, 1131624, 1175148, 1225926, 1273077, 1314144, 1370928, 1423656, 1508832, 1542294, 1566864, 1601613, 1634568, 1697436, 1770782, 1838889, 1898208, 1971216, 2056392, 2135484, 2179424, 2263248, 2313441, 2350296, 2451852, 2546154, 2656173, 2741856, 2847312, 3084588, 3133728, 3203226, 3269136, 3394872, 3541564, 3677778, 3819231, 3942432, 4112784, 4270968, 4526496, 4626882, 4700592, 4903704, 5092308, 5312346, 5516667, 5694624, 6169176, 6406452, 6538272, 6789744, 6940323, 7083128, 7355556, 7638462, 7968519, 8225568, 8541936, 9253764, 9401184, 9807408, 10184616, 10624692, 11033334, 12338352, 12812904, 13579488, 13880646, 14166256, 14711112, 15276924, 15937038, 16550001, 17083872, 18507528, 19614816, 20369232, 20820969, 21249384, 22066668, 23905557, 24676704, 25625808, 27761292, 28332512, 29422224, 30553848, 31874076, 33100002, 37015056, 40738464, 41641938, 42498768, 44133336, 47811114, 49650003, 51251616, 55522584, 58844448, 61107696, 63748152, 66200004, 71716671, 74030112, 83283876, 84997536, 88266672, 95622228, 99300006, 111045168, 122215392, 127496304, 132400008, 143433342, 166567752, 176533344, 191244456, 198600012, 215150013, 222090336, 254992608, 264800016, 286866684, 333135504, 382488912, 397200024, 430300026, 529600032, 573733368, 645450039, 666271008, 764977824, 794400048, 860600052, 1147466736, 1290900078, 1588800096, 1721200104, 2294933472, 2581800156, 3442400208, 5163600312, 6884800416, 10327200624, 20654401248]

約数ペア:

[(1, 20654401248), (2, 10327200624), (3, 6884800416), (4, 5163600312), (6, 3442400208), (8, 2581800156), (9, 2294933472), (12, 1721200104), (13, 1588800096), (16, 1290900078), (18, 1147466736), (24, 860600052), (26, 794400048), (27, 764977824), (31, 666271008), (32, 645450039), (36, 573733368), (39, 529600032), (48, 430300026), (52, 397200024), (54, 382488912), (62, 333135504), (72, 286866684), (78, 264800016), (81, 254992608), (93, 222090336), (96, 215150013), (104, 198600012), (108, 191244456), (117, 176533344), (124, 166567752), (144, 143433342), (156, 132400008), (162, 127496304), (169, 122215392), (186, 111045168), (208, 99300006), (216, 95622228), (234, 88266672), (243, 84997536), (248, 83283876), (279, 74030112), (288, 71716671), (312, 66200004), (324, 63748152), (338, 61107696), (351, 58844448), (372, 55522584), (403, 51251616), (416, 49650003), (432, 47811114), (468, 44133336), (486, 42498768), (496, 41641938), (507, 40738464), (558, 37015056), (624, 33100002), (648, 31874076), (676, 30553848), (702, 29422224), (729, 28332512), (744, 27761292), (806, 25625808), (837, 24676704), (864, 23905557), (936, 22066668), (972, 21249384), (992, 20820969), (1014, 20369232), (1053, 19614816), (1116, 18507528), (1209, 17083872), (1248, 16550001), (1296, 15937038), (1352, 15276924), (1404, 14711112), (1458, 14166256), (1488, 13880646), (1521, 13579488), (1612, 12812904), (1674, 12338352), (1872, 11033334), (1944, 10624692), (2028, 10184616), (2106, 9807408), (2197, 9401184), (2232, 9253764), (2418, 8541936), (2511, 8225568), (2592, 7968519), (2704, 7638462), (2808, 7355556), (2916, 7083128), (2976, 6940323), (3042, 6789744), (3159, 6538272), (3224, 6406452), (3348, 6169176), (3627, 5694624), (3744, 5516667), (3888, 5312346), (4056, 5092308), (4212, 4903704), (4394, 4700592), (4464, 4626882), (4563, 4526496), (4836, 4270968), (5022, 4112784), (5239, 3942432), (5408, 3819231), (5616, 3677778), (5832, 3541564), (6084, 3394872), (6318, 3269136), (6448, 3203226), (6591, 3133728), (6696, 3084588), (7254, 2847312), (7533, 2741856), (7776, 2656173), (8112, 2546154), (8424, 2451852), (8788, 2350296), (8928, 2313441), (9126, 2263248), (9477, 2179424), (9672, 2135484), (10044, 2056392), (10478, 1971216), (10881, 1898208), (11232, 1838889), (11664, 1770782), (12168, 1697436), (12636, 1634568), (12896, 1601613), (13182, 1566864), (13392, 1542294), (13689, 1508832), (14508, 1423656), (15066, 1370928), (15717, 1314144), (16224, 1273077), (16848, 1225926), (17576, 1175148), (18252, 1131624), (18954, 1089712), (19344, 1067742), (19773, 1044576), (20088, 1028196), (20956, 985608), (21762, 949104), (22599, 913952), (23328, 885391), (24336, 848718), (25272, 817284), (26364, 783432), (26784, 771147), (27378, 754416), (28561, 723168), (29016, 711828), (30132, 685464), (31434, 657072), (32643, 632736), (33696, 612963), (35152, 587574), (36504, 565812), (37908, 544856), (38688, 533871), (39546, 522288), (40176, 514098), (41067, 502944), (41912, 492804), (43524, 474552), (45198, 456976), (47151, 438048), (48672, 424359), (50544, 408642), (52728, 391716), (54756, 377208), (57122, 361584), (58032, 355914), (59319, 348192), (60264, 342732), (62868, 328536), (65286, 316368), (68107, 303264), (70304, 293787), (73008, 282906), (75816, 272428), (79092, 261144), (80352, 257049), (82134, 251472), (83824, 246402), (85683, 241056), (87048, 237276), (90396, 228488), (94302, 219024), (97929, 210912), (101088, 204321), (105456, 195858), (109512, 188604), (114244, 180792), (116064, 177957), (118638, 174096), (120528, 171366), (123201, 167648), (125736, 164268), (130572, 158184), (136214, 151632), (141453, 146016)]