147408520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{526459}}^1$

素因数の和:526477

約数の個数: 32

約数和(自身を含む): 379051200

約数和(自身を除く): 231642680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 526459, 1052918, 2105836, 2632295, 3685213, 4211672, 5264590, 7370426, 10529180, 14740852, 18426065, 21058360, 29481704, 36852130, 73704260, 147408520]

約数ペア:

[(1, 147408520), (2, 73704260), (4, 36852130), (5, 29481704), (7, 21058360), (8, 18426065), (10, 14740852), (14, 10529180), (20, 7370426), (28, 5264590), (35, 4211672), (40, 3685213), (56, 2632295), (70, 2105836), (140, 1052918), (280, 526459)]