67946240

素因数分解:

$2^8\times 5^1\times {\mathrm{109}}^1\times {\mathrm{487}}^1$

素因数の和:617

約数の個数: 72

約数和(自身を含む): 164582880

約数和(自身を除く): 96636640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 109, 128, 160, 218, 256, 320, 436, 487, 545, 640, 872, 974, 1090, 1280, 1744, 1948, 2180, 2435, 3488, 3896, 4360, 4870, 6976, 7792, 8720, 9740, 13952, 15584, 17440, 19480, 27904, 31168, 34880, 38960, 53083, 62336, 69760, 77920, 106166, 124672, 139520, 155840, 212332, 265415, 311680, 424664, 530830, 623360, 849328, 1061660, 1698656, 2123320, 3397312, 4246640, 6794624, 8493280, 13589248, 16986560, 33973120, 67946240]

約数ペア:

[(1, 67946240), (2, 33973120), (4, 16986560), (5, 13589248), (8, 8493280), (10, 6794624), (16, 4246640), (20, 3397312), (32, 2123320), (40, 1698656), (64, 1061660), (80, 849328), (109, 623360), (128, 530830), (160, 424664), (218, 311680), (256, 265415), (320, 212332), (436, 155840), (487, 139520), (545, 124672), (640, 106166), (872, 77920), (974, 69760), (1090, 62336), (1280, 53083), (1744, 38960), (1948, 34880), (2180, 31168), (2435, 27904), (3488, 19480), (3896, 17440), (4360, 15584), (4870, 13952), (6976, 9740), (7792, 8720)]