205682580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{7669}}^1$

素因数の和:7833

約数の個数: 72

約数和(自身を含む): 628173000

約数和(自身を除く): 422490420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 149, 180, 298, 447, 596, 745, 894, 1341, 1490, 1788, 2235, 2682, 2980, 4470, 5364, 6705, 7669, 8940, 13410, 15338, 23007, 26820, 30676, 38345, 46014, 69021, 76690, 92028, 115035, 138042, 153380, 230070, 276084, 345105, 460140, 690210, 1142681, 1380420, 2285362, 3428043, 4570724, 5713405, 6856086, 10284129, 11426810, 13712172, 17140215, 20568258, 22853620, 34280430, 41136516, 51420645, 68560860, 102841290, 205682580]

約数ペア:

[(1, 205682580), (2, 102841290), (3, 68560860), (4, 51420645), (5, 41136516), (6, 34280430), (9, 22853620), (10, 20568258), (12, 17140215), (15, 13712172), (18, 11426810), (20, 10284129), (30, 6856086), (36, 5713405), (45, 4570724), (60, 3428043), (90, 2285362), (149, 1380420), (180, 1142681), (298, 690210), (447, 460140), (596, 345105), (745, 276084), (894, 230070), (1341, 153380), (1490, 138042), (1788, 115035), (2235, 92028), (2682, 76690), (2980, 69021), (4470, 46014), (5364, 38345), (6705, 30676), (7669, 26820), (8940, 23007), (13410, 15338)]