20872168128

素因数分解:

$2^6\times 3^{11}\times 7^1\times {\mathrm{263}}^1$

素因数の和:315

約数の個数: 336

約数和(自身を含む): 71272481280

約数和(自身を除く): 50400313152

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 81, 84, 96, 108, 112, 126, 144, 162, 168, 189, 192, 216, 224, 243, 252, 263, 288, 324, 336, 378, 432, 448, 486, 504, 526, 567, 576, 648, 672, 729, 756, 789, 864, 972, 1008, 1052, 1134, 1296, 1344, 1458, 1512, 1578, 1701, 1728, 1841, 1944, 2016, 2104, 2187, 2268, 2367, 2592, 2916, 3024, 3156, 3402, 3682, 3888, 4032, 4208, 4374, 4536, 4734, 5103, 5184, 5523, 5832, 6048, 6312, 6561, 6804, 7101, 7364, 7776, 8416, 8748, 9072, 9468, 10206, 11046, 11664, 12096, 12624, 13122, 13608, 14202, 14728, 15309, 15552, 16569, 16832, 17496, 18144, 18936, 19683, 20412, 21303, 22092, 23328, 25248, 26244, 27216, 28404, 29456, 30618, 33138, 34992, 36288, 37872, 39366, 40824, 42606, 44184, 45927, 46656, 49707, 50496, 52488, 54432, 56808, 58912, 59049, 61236, 63909, 66276, 69984, 75744, 78732, 81648, 85212, 88368, 91854, 99414, 104976, 108864, 113616, 117824, 118098, 122472, 127818, 132552, 137781, 139968, 149121, 151488, 157464, 163296, 170424, 176736, 177147, 183708, 191727, 198828, 209952, 227232, 236196, 244944, 255636, 265104, 275562, 298242, 314928, 326592, 340848, 353472, 354294, 367416, 383454, 397656, 413343, 419904, 447363, 454464, 472392, 489888, 511272, 530208, 551124, 575181, 596484, 629856, 681696, 708588, 734832, 766908, 795312, 826686, 894726, 944784, 979776, 1022544, 1060416, 1102248, 1150362, 1192968, 1240029, 1259712, 1342089, 1363392, 1417176, 1469664, 1533816, 1590624, 1653372, 1725543, 1789452, 1889568, 2045088, 2204496, 2300724, 2385936, 2480058, 2684178, 2834352, 2939328, 3067632, 3181248, 3306744, 3451086, 3578904, 3779136, 4026267, 4090176, 4408992, 4601448, 4771872, 4960116, 5176629, 5368356, 5668704, 6135264, 6613488, 6902172, 7157808, 8052534, 8817984, 9202896, 9543744, 9920232, 10353258, 10736712, 11337408, 12078801, 12270528, 13226976, 13804344, 14315616, 15529887, 16105068, 18405792, 19840464, 20706516, 21473424, 24157602, 26453952, 27608688, 28631232, 31059774, 32210136, 36236403, 36811584, 39680928, 41413032, 42946848, 46589661, 48315204, 55217376, 62119548, 64420272, 72472806, 79361856, 82826064, 85893696, 93179322, 96630408, 108709209, 110434752, 124239096, 128840544, 144945612, 165652128, 186358644, 193260816, 217418418, 248478192, 257681088, 289891224, 326127627, 331304256, 372717288, 386521632, 434836836, 496956384, 579782448, 652255254, 745434576, 773043264, 869673672, 993912768, 1159564896, 1304510508, 1490869152, 1739347344, 2319129792, 2609021016, 2981738304, 3478694688, 5218042032, 6957389376, 10436084064, 20872168128]

約数ペア:

[(1, 20872168128), (2, 10436084064), (3, 6957389376), (4, 5218042032), (6, 3478694688), (7, 2981738304), (8, 2609021016), (9, 2319129792), (12, 1739347344), (14, 1490869152), (16, 1304510508), (18, 1159564896), (21, 993912768), (24, 869673672), (27, 773043264), (28, 745434576), (32, 652255254), (36, 579782448), (42, 496956384), (48, 434836836), (54, 386521632), (56, 372717288), (63, 331304256), (64, 326127627), (72, 289891224), (81, 257681088), (84, 248478192), (96, 217418418), (108, 193260816), (112, 186358644), (126, 165652128), (144, 144945612), (162, 128840544), (168, 124239096), (189, 110434752), (192, 108709209), (216, 96630408), (224, 93179322), (243, 85893696), (252, 82826064), (263, 79361856), (288, 72472806), (324, 64420272), (336, 62119548), (378, 55217376), (432, 48315204), (448, 46589661), (486, 42946848), (504, 41413032), (526, 39680928), (567, 36811584), (576, 36236403), (648, 32210136), (672, 31059774), (729, 28631232), (756, 27608688), (789, 26453952), (864, 24157602), (972, 21473424), (1008, 20706516), (1052, 19840464), (1134, 18405792), (1296, 16105068), (1344, 15529887), (1458, 14315616), (1512, 13804344), (1578, 13226976), (1701, 12270528), (1728, 12078801), (1841, 11337408), (1944, 10736712), (2016, 10353258), (2104, 9920232), (2187, 9543744), (2268, 9202896), (2367, 8817984), (2592, 8052534), (2916, 7157808), (3024, 6902172), (3156, 6613488), (3402, 6135264), (3682, 5668704), (3888, 5368356), (4032, 5176629), (4208, 4960116), (4374, 4771872), (4536, 4601448), (4734, 4408992), (5103, 4090176), (5184, 4026267), (5523, 3779136), (5832, 3578904), (6048, 3451086), (6312, 3306744), (6561, 3181248), (6804, 3067632), (7101, 2939328), (7364, 2834352), (7776, 2684178), (8416, 2480058), (8748, 2385936), (9072, 2300724), (9468, 2204496), (10206, 2045088), (11046, 1889568), (11664, 1789452), (12096, 1725543), (12624, 1653372), (13122, 1590624), (13608, 1533816), (14202, 1469664), (14728, 1417176), (15309, 1363392), (15552, 1342089), (16569, 1259712), (16832, 1240029), (17496, 1192968), (18144, 1150362), (18936, 1102248), (19683, 1060416), (20412, 1022544), (21303, 979776), (22092, 944784), (23328, 894726), (25248, 826686), (26244, 795312), (27216, 766908), (28404, 734832), (29456, 708588), (30618, 681696), (33138, 629856), (34992, 596484), (36288, 575181), (37872, 551124), (39366, 530208), (40824, 511272), (42606, 489888), (44184, 472392), (45927, 454464), (46656, 447363), (49707, 419904), (50496, 413343), (52488, 397656), (54432, 383454), (56808, 367416), (58912, 354294), (59049, 353472), (61236, 340848), (63909, 326592), (66276, 314928), (69984, 298242), (75744, 275562), (78732, 265104), (81648, 255636), (85212, 244944), (88368, 236196), (91854, 227232), (99414, 209952), (104976, 198828), (108864, 191727), (113616, 183708), (117824, 177147), (118098, 176736), (122472, 170424), (127818, 163296), (132552, 157464), (137781, 151488), (139968, 149121)]