20155878120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{827417}}^1$

素因数の和:827467

約数の個数: 128

約数和(自身を含む): 71488915200

約数和(自身を除く): 51333037080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 29, 30, 35, 40, 42, 56, 58, 60, 70, 84, 87, 105, 116, 120, 140, 145, 168, 174, 203, 210, 232, 280, 290, 348, 406, 420, 435, 580, 609, 696, 812, 840, 870, 1015, 1160, 1218, 1624, 1740, 2030, 2436, 3045, 3480, 4060, 4872, 6090, 8120, 12180, 24360, 827417, 1654834, 2482251, 3309668, 4137085, 4964502, 5791919, 6619336, 8274170, 9929004, 11583838, 12411255, 16548340, 17375757, 19858008, 23167676, 23995093, 24822510, 28959595, 33096680, 34751514, 46335352, 47990186, 49645020, 57919190, 69503028, 71985279, 86878785, 95980372, 99290040, 115838380, 119975465, 139006056, 143970558, 167965651, 173757570, 191960744, 231676760, 239950930, 287941116, 335931302, 347515140, 359926395, 479901860, 503896953, 575882232, 671862604, 695030280, 719852790, 839828255, 959803720, 1007793906, 1343725208, 1439705580, 1679656510, 2015587812, 2519484765, 2879411160, 3359313020, 4031175624, 5038969530, 6718626040, 10077939060, 20155878120]

約数ペア:

[(1, 20155878120), (2, 10077939060), (3, 6718626040), (4, 5038969530), (5, 4031175624), (6, 3359313020), (7, 2879411160), (8, 2519484765), (10, 2015587812), (12, 1679656510), (14, 1439705580), (15, 1343725208), (20, 1007793906), (21, 959803720), (24, 839828255), (28, 719852790), (29, 695030280), (30, 671862604), (35, 575882232), (40, 503896953), (42, 479901860), (56, 359926395), (58, 347515140), (60, 335931302), (70, 287941116), (84, 239950930), (87, 231676760), (105, 191960744), (116, 173757570), (120, 167965651), (140, 143970558), (145, 139006056), (168, 119975465), (174, 115838380), (203, 99290040), (210, 95980372), (232, 86878785), (280, 71985279), (290, 69503028), (348, 57919190), (406, 49645020), (420, 47990186), (435, 46335352), (580, 34751514), (609, 33096680), (696, 28959595), (812, 24822510), (840, 23995093), (870, 23167676), (1015, 19858008), (1160, 17375757), (1218, 16548340), (1624, 12411255), (1740, 11583838), (2030, 9929004), (2436, 8274170), (3045, 6619336), (3480, 5791919), (4060, 4964502), (4872, 4137085), (6090, 3309668), (8120, 2482251), (12180, 1654834), (24360, 827417)]