81369792

素因数分解:

$2^6\times 3^3\times 7^2\times {\mathrm{31}}^2$

素因数の和:97

約数の個数: 252

約数和(自身を含む): 287533080

約数和(自身を除く): 206163288

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 31, 32, 36, 42, 48, 49, 54, 56, 62, 63, 64, 72, 84, 93, 96, 98, 108, 112, 124, 126, 144, 147, 168, 186, 189, 192, 196, 216, 217, 224, 248, 252, 279, 288, 294, 336, 372, 378, 392, 432, 434, 441, 448, 496, 504, 558, 576, 588, 651, 672, 744, 756, 784, 837, 864, 868, 882, 961, 992, 1008, 1116, 1176, 1302, 1323, 1344, 1488, 1512, 1519, 1568, 1674, 1728, 1736, 1764, 1922, 1953, 1984, 2016, 2232, 2352, 2604, 2646, 2883, 2976, 3024, 3038, 3136, 3348, 3472, 3528, 3844, 3906, 4032, 4464, 4557, 4704, 5208, 5292, 5766, 5859, 5952, 6048, 6076, 6696, 6727, 6944, 7056, 7688, 7812, 8649, 8928, 9114, 9408, 10416, 10584, 11532, 11718, 12096, 12152, 13392, 13454, 13671, 13888, 14112, 15376, 15624, 17298, 17856, 18228, 20181, 20832, 21168, 23064, 23436, 24304, 25947, 26784, 26908, 27342, 28224, 30752, 31248, 34596, 36456, 40362, 41013, 41664, 42336, 46128, 46872, 47089, 48608, 51894, 53568, 53816, 54684, 60543, 61504, 62496, 69192, 72912, 80724, 82026, 84672, 92256, 93744, 94178, 97216, 103788, 107632, 109368, 121086, 124992, 138384, 141267, 145824, 161448, 164052, 181629, 184512, 187488, 188356, 207576, 215264, 218736, 242172, 276768, 282534, 291648, 322896, 328104, 363258, 374976, 376712, 415152, 423801, 430528, 437472, 484344, 553536, 565068, 645792, 656208, 726516, 753424, 830304, 847602, 874944, 968688, 1130136, 1271403, 1291584, 1312416, 1453032, 1506848, 1660608, 1695204, 1937376, 2260272, 2542806, 2624832, 2906064, 3013696, 3390408, 3874752, 4520544, 5085612, 5812128, 6780816, 9041088, 10171224, 11624256, 13561632, 20342448, 27123264, 40684896, 81369792]

約数ペア:

[(1, 81369792), (2, 40684896), (3, 27123264), (4, 20342448), (6, 13561632), (7, 11624256), (8, 10171224), (9, 9041088), (12, 6780816), (14, 5812128), (16, 5085612), (18, 4520544), (21, 3874752), (24, 3390408), (27, 3013696), (28, 2906064), (31, 2624832), (32, 2542806), (36, 2260272), (42, 1937376), (48, 1695204), (49, 1660608), (54, 1506848), (56, 1453032), (62, 1312416), (63, 1291584), (64, 1271403), (72, 1130136), (84, 968688), (93, 874944), (96, 847602), (98, 830304), (108, 753424), (112, 726516), (124, 656208), (126, 645792), (144, 565068), (147, 553536), (168, 484344), (186, 437472), (189, 430528), (192, 423801), (196, 415152), (216, 376712), (217, 374976), (224, 363258), (248, 328104), (252, 322896), (279, 291648), (288, 282534), (294, 276768), (336, 242172), (372, 218736), (378, 215264), (392, 207576), (432, 188356), (434, 187488), (441, 184512), (448, 181629), (496, 164052), (504, 161448), (558, 145824), (576, 141267), (588, 138384), (651, 124992), (672, 121086), (744, 109368), (756, 107632), (784, 103788), (837, 97216), (864, 94178), (868, 93744), (882, 92256), (961, 84672), (992, 82026), (1008, 80724), (1116, 72912), (1176, 69192), (1302, 62496), (1323, 61504), (1344, 60543), (1488, 54684), (1512, 53816), (1519, 53568), (1568, 51894), (1674, 48608), (1728, 47089), (1736, 46872), (1764, 46128), (1922, 42336), (1953, 41664), (1984, 41013), (2016, 40362), (2232, 36456), (2352, 34596), (2604, 31248), (2646, 30752), (2883, 28224), (2976, 27342), (3024, 26908), (3038, 26784), (3136, 25947), (3348, 24304), (3472, 23436), (3528, 23064), (3844, 21168), (3906, 20832), (4032, 20181), (4464, 18228), (4557, 17856), (4704, 17298), (5208, 15624), (5292, 15376), (5766, 14112), (5859, 13888), (5952, 13671), (6048, 13454), (6076, 13392), (6696, 12152), (6727, 12096), (6944, 11718), (7056, 11532), (7688, 10584), (7812, 10416), (8649, 9408), (8928, 9114)]