131535768

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{263}}^1$

素因数の和:521

約数の個数: 128

約数和(自身を含む): 408038400

約数和(自身を除く): 276502632

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 156, 168, 182, 229, 263, 273, 312, 364, 458, 526, 546, 687, 728, 789, 916, 1052, 1092, 1374, 1578, 1603, 1832, 1841, 2104, 2184, 2748, 2977, 3156, 3206, 3419, 3682, 4809, 5496, 5523, 5954, 6312, 6412, 6838, 7364, 8931, 9618, 10257, 11046, 11908, 12824, 13676, 14728, 17862, 19236, 20514, 20839, 22092, 23816, 23933, 27352, 35724, 38472, 41028, 41678, 44184, 47866, 60227, 62517, 71448, 71799, 82056, 83356, 95732, 120454, 125034, 143598, 166712, 180681, 191464, 240908, 250068, 287196, 361362, 421589, 481816, 500136, 574392, 722724, 782951, 843178, 1264767, 1445448, 1565902, 1686356, 2348853, 2529534, 3131804, 3372712, 4697706, 5059068, 5480657, 6263608, 9395412, 10118136, 10961314, 16441971, 18790824, 21922628, 32883942, 43845256, 65767884, 131535768]

約数ペア:

[(1, 131535768), (2, 65767884), (3, 43845256), (4, 32883942), (6, 21922628), (7, 18790824), (8, 16441971), (12, 10961314), (13, 10118136), (14, 9395412), (21, 6263608), (24, 5480657), (26, 5059068), (28, 4697706), (39, 3372712), (42, 3131804), (52, 2529534), (56, 2348853), (78, 1686356), (84, 1565902), (91, 1445448), (104, 1264767), (156, 843178), (168, 782951), (182, 722724), (229, 574392), (263, 500136), (273, 481816), (312, 421589), (364, 361362), (458, 287196), (526, 250068), (546, 240908), (687, 191464), (728, 180681), (789, 166712), (916, 143598), (1052, 125034), (1092, 120454), (1374, 95732), (1578, 83356), (1603, 82056), (1832, 71799), (1841, 71448), (2104, 62517), (2184, 60227), (2748, 47866), (2977, 44184), (3156, 41678), (3206, 41028), (3419, 38472), (3682, 35724), (4809, 27352), (5496, 23933), (5523, 23816), (5954, 22092), (6312, 20839), (6412, 20514), (6838, 19236), (7364, 17862), (8931, 14728), (9618, 13676), (10257, 12824), (11046, 11908)]