208443420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{7669}}^1$

素因数の和:7835

約数の個数: 72

約数和(自身を含む): 636548640

約数和(自身を除く): 428105220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 151, 180, 302, 453, 604, 755, 906, 1359, 1510, 1812, 2265, 2718, 3020, 4530, 5436, 6795, 7669, 9060, 13590, 15338, 23007, 27180, 30676, 38345, 46014, 69021, 76690, 92028, 115035, 138042, 153380, 230070, 276084, 345105, 460140, 690210, 1158019, 1380420, 2316038, 3474057, 4632076, 5790095, 6948114, 10422171, 11580190, 13896228, 17370285, 20844342, 23160380, 34740570, 41688684, 52110855, 69481140, 104221710, 208443420]

約数ペア:

[(1, 208443420), (2, 104221710), (3, 69481140), (4, 52110855), (5, 41688684), (6, 34740570), (9, 23160380), (10, 20844342), (12, 17370285), (15, 13896228), (18, 11580190), (20, 10422171), (30, 6948114), (36, 5790095), (45, 4632076), (60, 3474057), (90, 2316038), (151, 1380420), (180, 1158019), (302, 690210), (453, 460140), (604, 345105), (755, 276084), (906, 230070), (1359, 153380), (1510, 138042), (1812, 115035), (2265, 92028), (2718, 76690), (3020, 69021), (4530, 46014), (5436, 38345), (6795, 30676), (7669, 27180), (9060, 23007), (13590, 15338)]