331360520

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{140407}}^1$

素因数の和:140477

約数の個数: 32

約数和(自身を含む): 758203200

約数和(自身を除く): 426842680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 236, 295, 472, 590, 1180, 2360, 140407, 280814, 561628, 702035, 1123256, 1404070, 2808140, 5616280, 8284013, 16568026, 33136052, 41420065, 66272104, 82840130, 165680260, 331360520]

約数ペア:

[(1, 331360520), (2, 165680260), (4, 82840130), (5, 66272104), (8, 41420065), (10, 33136052), (20, 16568026), (40, 8284013), (59, 5616280), (118, 2808140), (236, 1404070), (295, 1123256), (472, 702035), (590, 561628), (1180, 280814), (2360, 140407)]