17938260

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{3691}}^1$

素因数の和:3715

約数の個数: 72

約数和(自身を含む): 56443296

約数和(自身を除く): 38505036

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 3691, 4860, 7382, 11073, 14764, 18455, 22146, 33219, 36910, 44292, 55365, 66438, 73820, 99657, 110730, 132876, 166095, 199314, 221460, 298971, 332190, 398628, 498285, 597942, 664380, 896913, 996570, 1195884, 1494855, 1793826, 1993140, 2989710, 3587652, 4484565, 5979420, 8969130, 17938260]

約数ペア:

[(1, 17938260), (2, 8969130), (3, 5979420), (4, 4484565), (5, 3587652), (6, 2989710), (9, 1993140), (10, 1793826), (12, 1494855), (15, 1195884), (18, 996570), (20, 896913), (27, 664380), (30, 597942), (36, 498285), (45, 398628), (54, 332190), (60, 298971), (81, 221460), (90, 199314), (108, 166095), (135, 132876), (162, 110730), (180, 99657), (243, 73820), (270, 66438), (324, 55365), (405, 44292), (486, 36910), (540, 33219), (810, 22146), (972, 18455), (1215, 14764), (1620, 11073), (2430, 7382), (3691, 4860)]