31298040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{86939}}^1$

素因数の和:86956

約数の個数: 48

約数和(自身を含む): 101719800

約数和(自身を除く): 70421760

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, 86939, 173878, 260817, 347756, 434695, 521634, 695512, 782451, 869390, 1043268, 1304085, 1564902, 1738780, 2086536, 2608170, 3129804, 3477560, 3912255, 5216340, 6259608, 7824510, 10432680, 15649020, 31298040]

約数ペア:

[(1, 31298040), (2, 15649020), (3, 10432680), (4, 7824510), (5, 6259608), (6, 5216340), (8, 3912255), (9, 3477560), (10, 3129804), (12, 2608170), (15, 2086536), (18, 1738780), (20, 1564902), (24, 1304085), (30, 1043268), (36, 869390), (40, 782451), (45, 695512), (60, 521634), (72, 434695), (90, 347756), (120, 260817), (180, 173878), (360, 86939)]