1312991472

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^2\times {\mathrm{53}}^1$

素因数の和:180

約数の個数: 240

約数和(自身を含む): 3956934240

約数和(自身を除く): 2643942768

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 29, 37, 39, 48, 52, 53, 58, 74, 78, 87, 104, 106, 111, 116, 148, 156, 159, 174, 208, 212, 222, 232, 296, 312, 318, 348, 377, 424, 444, 464, 481, 592, 624, 636, 689, 696, 754, 848, 888, 962, 1073, 1131, 1272, 1369, 1378, 1392, 1443, 1508, 1537, 1776, 1924, 1961, 2067, 2146, 2262, 2544, 2738, 2756, 2886, 3016, 3074, 3219, 3848, 3922, 4107, 4134, 4292, 4524, 4611, 5476, 5512, 5772, 5883, 6032, 6148, 6438, 7696, 7844, 8214, 8268, 8584, 9048, 9222, 10952, 11024, 11544, 11766, 12296, 12876, 13949, 15688, 16428, 16536, 17168, 17797, 18096, 18444, 19981, 21904, 23088, 23532, 24592, 25493, 25752, 27898, 31376, 32856, 33072, 35594, 36888, 39701, 39962, 41847, 47064, 50986, 51504, 53391, 55796, 56869, 59943, 65712, 71188, 72557, 73776, 76479, 79402, 79924, 83694, 94128, 101972, 106782, 111592, 113738, 119103, 119886, 142376, 145114, 152958, 158804, 159848, 167388, 170607, 203944, 213564, 217671, 223184, 227476, 238206, 239772, 284752, 290228, 305916, 317608, 319696, 334776, 341214, 407888, 427128, 435342, 454952, 476412, 479544, 516113, 580456, 611832, 635216, 669552, 682428, 739297, 854256, 870684, 909904, 943241, 952824, 959088, 1032226, 1160912, 1223664, 1364856, 1478594, 1548339, 1741368, 1886482, 1905648, 2064452, 2104153, 2217891, 2729712, 2829723, 2957188, 3096678, 3482736, 3772964, 4128904, 4208306, 4435782, 5659446, 5914376, 6193356, 6312459, 7545928, 8257808, 8416612, 8871564, 11318892, 11828752, 12386712, 12624918, 15091856, 16833224, 17743128, 22637784, 24773424, 25249836, 27353989, 33666448, 35486256, 45275568, 50499672, 54707978, 82061967, 100999344, 109415956, 164123934, 218831912, 328247868, 437663824, 656495736, 1312991472]

約数ペア:

[(1, 1312991472), (2, 656495736), (3, 437663824), (4, 328247868), (6, 218831912), (8, 164123934), (12, 109415956), (13, 100999344), (16, 82061967), (24, 54707978), (26, 50499672), (29, 45275568), (37, 35486256), (39, 33666448), (48, 27353989), (52, 25249836), (53, 24773424), (58, 22637784), (74, 17743128), (78, 16833224), (87, 15091856), (104, 12624918), (106, 12386712), (111, 11828752), (116, 11318892), (148, 8871564), (156, 8416612), (159, 8257808), (174, 7545928), (208, 6312459), (212, 6193356), (222, 5914376), (232, 5659446), (296, 4435782), (312, 4208306), (318, 4128904), (348, 3772964), (377, 3482736), (424, 3096678), (444, 2957188), (464, 2829723), (481, 2729712), (592, 2217891), (624, 2104153), (636, 2064452), (689, 1905648), (696, 1886482), (754, 1741368), (848, 1548339), (888, 1478594), (962, 1364856), (1073, 1223664), (1131, 1160912), (1272, 1032226), (1369, 959088), (1378, 952824), (1392, 943241), (1443, 909904), (1508, 870684), (1537, 854256), (1776, 739297), (1924, 682428), (1961, 669552), (2067, 635216), (2146, 611832), (2262, 580456), (2544, 516113), (2738, 479544), (2756, 476412), (2886, 454952), (3016, 435342), (3074, 427128), (3219, 407888), (3848, 341214), (3922, 334776), (4107, 319696), (4134, 317608), (4292, 305916), (4524, 290228), (4611, 284752), (5476, 239772), (5512, 238206), (5772, 227476), (5883, 223184), (6032, 217671), (6148, 213564), (6438, 203944), (7696, 170607), (7844, 167388), (8214, 159848), (8268, 158804), (8584, 152958), (9048, 145114), (9222, 142376), (10952, 119886), (11024, 119103), (11544, 113738), (11766, 111592), (12296, 106782), (12876, 101972), (13949, 94128), (15688, 83694), (16428, 79924), (16536, 79402), (17168, 76479), (17797, 73776), (18096, 72557), (18444, 71188), (19981, 65712), (21904, 59943), (23088, 56869), (23532, 55796), (24592, 53391), (25493, 51504), (25752, 50986), (27898, 47064), (31376, 41847), (32856, 39962), (33072, 39701), (35594, 36888)]