81849420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{151573}}^1$

素因数の和:151591

約数の個数: 48

約数和(自身を含む): 254644320

約数和(自身を除く): 172794900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 151573, 303146, 454719, 606292, 757865, 909438, 1364157, 1515730, 1818876, 2273595, 2728314, 3031460, 4092471, 4547190, 5456628, 6820785, 8184942, 9094380, 13641570, 16369884, 20462355, 27283140, 40924710, 81849420]

約数ペア:

[(1, 81849420), (2, 40924710), (3, 27283140), (4, 20462355), (5, 16369884), (6, 13641570), (9, 9094380), (10, 8184942), (12, 6820785), (15, 5456628), (18, 4547190), (20, 4092471), (27, 3031460), (30, 2728314), (36, 2273595), (45, 1818876), (54, 1515730), (60, 1364157), (90, 909438), (108, 757865), (135, 606292), (180, 454719), (270, 303146), (540, 151573)]