2016308720

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1\times {\mathrm{3329}}^1$

素因数の和:3522

約数の個数: 80

約数和(自身を含む): 4801433760

約数和(自身を除く): 2785125040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 113, 134, 226, 268, 335, 452, 536, 565, 670, 904, 1072, 1130, 1340, 1808, 2260, 2680, 3329, 4520, 5360, 6658, 7571, 9040, 13316, 15142, 16645, 26632, 30284, 33290, 37855, 53264, 60568, 66580, 75710, 121136, 133160, 151420, 223043, 266320, 302840, 376177, 446086, 605680, 752354, 892172, 1115215, 1504708, 1784344, 1880885, 2230430, 3009416, 3568688, 3761770, 4460860, 6018832, 7523540, 8921720, 15047080, 17843440, 25203859, 30094160, 50407718, 100815436, 126019295, 201630872, 252038590, 403261744, 504077180, 1008154360, 2016308720]

約数ペア:

[(1, 2016308720), (2, 1008154360), (4, 504077180), (5, 403261744), (8, 252038590), (10, 201630872), (16, 126019295), (20, 100815436), (40, 50407718), (67, 30094160), (80, 25203859), (113, 17843440), (134, 15047080), (226, 8921720), (268, 7523540), (335, 6018832), (452, 4460860), (536, 3761770), (565, 3568688), (670, 3009416), (904, 2230430), (1072, 1880885), (1130, 1784344), (1340, 1504708), (1808, 1115215), (2260, 892172), (2680, 752354), (3329, 605680), (4520, 446086), (5360, 376177), (6658, 302840), (7571, 266320), (9040, 223043), (13316, 151420), (15142, 133160), (16645, 121136), (26632, 75710), (30284, 66580), (33290, 60568), (37855, 53264)]