326636440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{211}}^1\times {\mathrm{229}}^1$

素因数の和:477

約数の個数: 96

約数和(自身を含む): 803077200

約数和(自身を除く): 476440760

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 211, 229, 260, 338, 422, 458, 520, 676, 844, 845, 916, 1055, 1145, 1352, 1688, 1690, 1832, 2110, 2290, 2743, 2977, 3380, 4220, 4580, 5486, 5954, 6760, 8440, 9160, 10972, 11908, 13715, 14885, 21944, 23816, 27430, 29770, 35659, 38701, 48319, 54860, 59540, 71318, 77402, 96638, 109720, 119080, 142636, 154804, 178295, 193276, 193505, 241595, 285272, 309608, 356590, 386552, 387010, 483190, 628147, 713180, 774020, 966380, 1256294, 1426360, 1548040, 1932760, 2512588, 3140735, 5025176, 6281470, 8165911, 12562940, 16331822, 25125880, 32663644, 40829555, 65327288, 81659110, 163318220, 326636440]

約数ペア:

[(1, 326636440), (2, 163318220), (4, 81659110), (5, 65327288), (8, 40829555), (10, 32663644), (13, 25125880), (20, 16331822), (26, 12562940), (40, 8165911), (52, 6281470), (65, 5025176), (104, 3140735), (130, 2512588), (169, 1932760), (211, 1548040), (229, 1426360), (260, 1256294), (338, 966380), (422, 774020), (458, 713180), (520, 628147), (676, 483190), (844, 387010), (845, 386552), (916, 356590), (1055, 309608), (1145, 285272), (1352, 241595), (1688, 193505), (1690, 193276), (1832, 178295), (2110, 154804), (2290, 142636), (2743, 119080), (2977, 109720), (3380, 96638), (4220, 77402), (4580, 71318), (5486, 59540), (5954, 54860), (6760, 48319), (8440, 38701), (9160, 35659), (10972, 29770), (11908, 27430), (13715, 23816), (14885, 21944)]