718528680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{1995913}}^1$

素因数の和:1995930

約数の個数: 48

約数和(自身を含む): 2335219380

約数和(自身を除く): 1616690700

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 1995913, 3991826, 5987739, 7983652, 9979565, 11975478, 15967304, 17963217, 19959130, 23950956, 29938695, 35926434, 39918260, 47901912, 59877390, 71852868, 79836520, 89816085, 119754780, 143705736, 179632170, 239509560, 359264340, 718528680]

約数ペア:

[(1, 718528680), (2, 359264340), (3, 239509560), (4, 179632170), (5, 143705736), (6, 119754780), (8, 89816085), (9, 79836520), (10, 71852868), (12, 59877390), (15, 47901912), (18, 39918260), (20, 35926434), (24, 29938695), (30, 23950956), (36, 19959130), (40, 17963217), (45, 15967304), (60, 11975478), (72, 9979565), (90, 7983652), (120, 5987739), (180, 3991826), (360, 1995913)]