640484880264

素因数分解:

$2^3\times 3^5\times {\mathrm{17}}^1\times {\mathrm{1637}}^1\times {\mathrm{11839}}^1$

素因数の和:13514

約数の個数: 192

約数和(自身を含む): 1906034457600

約数和(自身を除く): 1265549577336

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 27, 34, 36, 51, 54, 68, 72, 81, 102, 108, 136, 153, 162, 204, 216, 243, 306, 324, 408, 459, 486, 612, 648, 918, 972, 1224, 1377, 1637, 1836, 1944, 2754, 3274, 3672, 4131, 4911, 5508, 6548, 8262, 9822, 11016, 11839, 13096, 14733, 16524, 19644, 23678, 27829, 29466, 33048, 35517, 39288, 44199, 47356, 55658, 58932, 71034, 83487, 88398, 94712, 106551, 111316, 117864, 132597, 142068, 166974, 176796, 201263, 213102, 222632, 250461, 265194, 284136, 319653, 333948, 353592, 397791, 402526, 426204, 500922, 530388, 603789, 639306, 667896, 751383, 795582, 805052, 852408, 958959, 1001844, 1060776, 1207578, 1278612, 1502766, 1591164, 1610104, 1811367, 1917918, 2003688, 2254149, 2415156, 2557224, 2876877, 3005532, 3182328, 3622734, 3835836, 4508298, 4830312, 5434101, 5753754, 6011064, 6762447, 7245468, 7671672, 9016596, 10868202, 11507508, 13524894, 14490936, 16302303, 18033192, 19380443, 21736404, 23015016, 27049788, 32604606, 38760886, 43472808, 48906909, 54099576, 58141329, 65209212, 77521772, 97813818, 116282658, 130418424, 155043544, 174423987, 195627636, 232565316, 329467531, 348847974, 391255272, 465130632, 523271961, 658935062, 697695948, 988402593, 1046543922, 1317870124, 1395391896, 1569815883, 1976805186, 2093087844, 2635740248, 2965207779, 3139631766, 3953610372, 4186175688, 4709447649, 5930415558, 6279263532, 7907220744, 8895623337, 9418895298, 11860831116, 12558527064, 17791246674, 18837790596, 23721662232, 26686870011, 35582493348, 37675581192, 53373740022, 71164986696, 80060610033, 106747480044, 160121220066, 213494960088, 320242440132, 640484880264]

約数ペア:

[(1, 640484880264), (2, 320242440132), (3, 213494960088), (4, 160121220066), (6, 106747480044), (8, 80060610033), (9, 71164986696), (12, 53373740022), (17, 37675581192), (18, 35582493348), (24, 26686870011), (27, 23721662232), (34, 18837790596), (36, 17791246674), (51, 12558527064), (54, 11860831116), (68, 9418895298), (72, 8895623337), (81, 7907220744), (102, 6279263532), (108, 5930415558), (136, 4709447649), (153, 4186175688), (162, 3953610372), (204, 3139631766), (216, 2965207779), (243, 2635740248), (306, 2093087844), (324, 1976805186), (408, 1569815883), (459, 1395391896), (486, 1317870124), (612, 1046543922), (648, 988402593), (918, 697695948), (972, 658935062), (1224, 523271961), (1377, 465130632), (1637, 391255272), (1836, 348847974), (1944, 329467531), (2754, 232565316), (3274, 195627636), (3672, 174423987), (4131, 155043544), (4911, 130418424), (5508, 116282658), (6548, 97813818), (8262, 77521772), (9822, 65209212), (11016, 58141329), (11839, 54099576), (13096, 48906909), (14733, 43472808), (16524, 38760886), (19644, 32604606), (23678, 27049788), (27829, 23015016), (29466, 21736404), (33048, 19380443), (35517, 18033192), (39288, 16302303), (44199, 14490936), (47356, 13524894), (55658, 11507508), (58932, 10868202), (71034, 9016596), (83487, 7671672), (88398, 7245468), (94712, 6762447), (106551, 6011064), (111316, 5753754), (117864, 5434101), (132597, 4830312), (142068, 4508298), (166974, 3835836), (176796, 3622734), (201263, 3182328), (213102, 3005532), (222632, 2876877), (250461, 2557224), (265194, 2415156), (284136, 2254149), (319653, 2003688), (333948, 1917918), (353592, 1811367), (397791, 1610104), (402526, 1591164), (426204, 1502766), (500922, 1278612), (530388, 1207578), (603789, 1060776), (639306, 1001844), (667896, 958959), (751383, 852408), (795582, 805052)]