81965040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{341521}}^1$

素因数の和:341537

約数の個数: 40

約数和(自身を含む): 254092368

約数和(自身を除く): 172127328

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 341521, 683042, 1024563, 1366084, 1707605, 2049126, 2732168, 3415210, 4098252, 5122815, 5464336, 6830420, 8196504, 10245630, 13660840, 16393008, 20491260, 27321680, 40982520, 81965040]

約数ペア:

[(1, 81965040), (2, 40982520), (3, 27321680), (4, 20491260), (5, 16393008), (6, 13660840), (8, 10245630), (10, 8196504), (12, 6830420), (15, 5464336), (16, 5122815), (20, 4098252), (24, 3415210), (30, 2732168), (40, 2049126), (48, 1707605), (60, 1366084), (80, 1024563), (120, 683042), (240, 341521)]