305571120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1273213}}^1$

素因数の和:1273229

約数の個数: 40

約数和(自身を含む): 947271216

約数和(自身を除く): 641700096

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1273213, 2546426, 3819639, 5092852, 6366065, 7639278, 10185704, 12732130, 15278556, 19098195, 20371408, 25464260, 30557112, 38196390, 50928520, 61114224, 76392780, 101857040, 152785560, 305571120]

約数ペア:

[(1, 305571120), (2, 152785560), (3, 101857040), (4, 76392780), (5, 61114224), (6, 50928520), (8, 38196390), (10, 30557112), (12, 25464260), (15, 20371408), (16, 19098195), (20, 15278556), (24, 12732130), (30, 10185704), (40, 7639278), (48, 6366065), (60, 5092852), (80, 3819639), (120, 2546426), (240, 1273213)]