20342448

素因数分解:

$2^4\times 3^3\times 7^2\times {\mathrm{31}}^2$

素因数の和:93

約数の個数: 180

約数和(自身を含む): 70185240

約数和(自身を除く): 49842792

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 31, 36, 42, 48, 49, 54, 56, 62, 63, 72, 84, 93, 98, 108, 112, 124, 126, 144, 147, 168, 186, 189, 196, 216, 217, 248, 252, 279, 294, 336, 372, 378, 392, 432, 434, 441, 496, 504, 558, 588, 651, 744, 756, 784, 837, 868, 882, 961, 1008, 1116, 1176, 1302, 1323, 1488, 1512, 1519, 1674, 1736, 1764, 1922, 1953, 2232, 2352, 2604, 2646, 2883, 3024, 3038, 3348, 3472, 3528, 3844, 3906, 4464, 4557, 5208, 5292, 5766, 5859, 6076, 6696, 6727, 7056, 7688, 7812, 8649, 9114, 10416, 10584, 11532, 11718, 12152, 13392, 13454, 13671, 15376, 15624, 17298, 18228, 20181, 21168, 23064, 23436, 24304, 25947, 26908, 27342, 31248, 34596, 36456, 40362, 41013, 46128, 46872, 47089, 51894, 53816, 54684, 60543, 69192, 72912, 80724, 82026, 93744, 94178, 103788, 107632, 109368, 121086, 138384, 141267, 161448, 164052, 181629, 188356, 207576, 218736, 242172, 282534, 322896, 328104, 363258, 376712, 415152, 423801, 484344, 565068, 656208, 726516, 753424, 847602, 968688, 1130136, 1271403, 1453032, 1695204, 2260272, 2542806, 2906064, 3390408, 5085612, 6780816, 10171224, 20342448]

約数ペア:

[(1, 20342448), (2, 10171224), (3, 6780816), (4, 5085612), (6, 3390408), (7, 2906064), (8, 2542806), (9, 2260272), (12, 1695204), (14, 1453032), (16, 1271403), (18, 1130136), (21, 968688), (24, 847602), (27, 753424), (28, 726516), (31, 656208), (36, 565068), (42, 484344), (48, 423801), (49, 415152), (54, 376712), (56, 363258), (62, 328104), (63, 322896), (72, 282534), (84, 242172), (93, 218736), (98, 207576), (108, 188356), (112, 181629), (124, 164052), (126, 161448), (144, 141267), (147, 138384), (168, 121086), (186, 109368), (189, 107632), (196, 103788), (216, 94178), (217, 93744), (248, 82026), (252, 80724), (279, 72912), (294, 69192), (336, 60543), (372, 54684), (378, 53816), (392, 51894), (432, 47089), (434, 46872), (441, 46128), (496, 41013), (504, 40362), (558, 36456), (588, 34596), (651, 31248), (744, 27342), (756, 26908), (784, 25947), (837, 24304), (868, 23436), (882, 23064), (961, 21168), (1008, 20181), (1116, 18228), (1176, 17298), (1302, 15624), (1323, 15376), (1488, 13671), (1512, 13454), (1519, 13392), (1674, 12152), (1736, 11718), (1764, 11532), (1922, 10584), (1953, 10416), (2232, 9114), (2352, 8649), (2604, 7812), (2646, 7688), (2883, 7056), (3024, 6727), (3038, 6696), (3348, 6076), (3472, 5859), (3528, 5766), (3844, 5292), (3906, 5208), (4464, 4557)]