1387948128

素因数分解:

$2^5\times 3^1\times 7^3\times {\mathrm{61}}^1\times {\mathrm{691}}^1$

素因数の和:786

約数の個数: 192

約数和(自身を含む): 4324723200

約数和(自身を除く): 2936775072

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 61, 84, 96, 98, 112, 122, 147, 168, 183, 196, 224, 244, 294, 336, 343, 366, 392, 427, 488, 588, 672, 686, 691, 732, 784, 854, 976, 1029, 1176, 1281, 1372, 1382, 1464, 1568, 1708, 1952, 2058, 2073, 2352, 2562, 2744, 2764, 2928, 2989, 3416, 4116, 4146, 4704, 4837, 5124, 5488, 5528, 5856, 5978, 6832, 8232, 8292, 8967, 9674, 10248, 10976, 11056, 11956, 13664, 14511, 16464, 16584, 17934, 19348, 20496, 20923, 22112, 23912, 29022, 32928, 33168, 33859, 35868, 38696, 40992, 41846, 42151, 47824, 58044, 62769, 66336, 67718, 71736, 77392, 83692, 84302, 95648, 101577, 116088, 125538, 126453, 135436, 143472, 154784, 167384, 168604, 203154, 232176, 237013, 251076, 252906, 270872, 286944, 295057, 334768, 337208, 406308, 464352, 474026, 502152, 505812, 541744, 590114, 669536, 674416, 711039, 812616, 885171, 948052, 1004304, 1011624, 1083488, 1180228, 1348832, 1422078, 1625232, 1770342, 1896104, 2008608, 2023248, 2065399, 2360456, 2844156, 3250464, 3540684, 3792208, 4046496, 4130798, 4720912, 5688312, 6196197, 7081368, 7584416, 8261596, 9441824, 11376624, 12392394, 14162736, 14457793, 16523192, 22753248, 24784788, 28325472, 28915586, 33046384, 43373379, 49569576, 57831172, 66092768, 86746758, 99139152, 115662344, 173493516, 198278304, 231324688, 346987032, 462649376, 693974064, 1387948128]

約数ペア:

[(1, 1387948128), (2, 693974064), (3, 462649376), (4, 346987032), (6, 231324688), (7, 198278304), (8, 173493516), (12, 115662344), (14, 99139152), (16, 86746758), (21, 66092768), (24, 57831172), (28, 49569576), (32, 43373379), (42, 33046384), (48, 28915586), (49, 28325472), (56, 24784788), (61, 22753248), (84, 16523192), (96, 14457793), (98, 14162736), (112, 12392394), (122, 11376624), (147, 9441824), (168, 8261596), (183, 7584416), (196, 7081368), (224, 6196197), (244, 5688312), (294, 4720912), (336, 4130798), (343, 4046496), (366, 3792208), (392, 3540684), (427, 3250464), (488, 2844156), (588, 2360456), (672, 2065399), (686, 2023248), (691, 2008608), (732, 1896104), (784, 1770342), (854, 1625232), (976, 1422078), (1029, 1348832), (1176, 1180228), (1281, 1083488), (1372, 1011624), (1382, 1004304), (1464, 948052), (1568, 885171), (1708, 812616), (1952, 711039), (2058, 674416), (2073, 669536), (2352, 590114), (2562, 541744), (2744, 505812), (2764, 502152), (2928, 474026), (2989, 464352), (3416, 406308), (4116, 337208), (4146, 334768), (4704, 295057), (4837, 286944), (5124, 270872), (5488, 252906), (5528, 251076), (5856, 237013), (5978, 232176), (6832, 203154), (8232, 168604), (8292, 167384), (8967, 154784), (9674, 143472), (10248, 135436), (10976, 126453), (11056, 125538), (11956, 116088), (13664, 101577), (14511, 95648), (16464, 84302), (16584, 83692), (17934, 77392), (19348, 71736), (20496, 67718), (20923, 66336), (22112, 62769), (23912, 58044), (29022, 47824), (32928, 42151), (33168, 41846), (33859, 40992), (35868, 38696)]