161474640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{672811}}^1$

素因数の和:672827

約数の個数: 40

約数和(自身を含む): 500572128

約数和(自身を除く): 339097488

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 672811, 1345622, 2018433, 2691244, 3364055, 4036866, 5382488, 6728110, 8073732, 10092165, 10764976, 13456220, 16147464, 20184330, 26912440, 32294928, 40368660, 53824880, 80737320, 161474640]

約数ペア:

[(1, 161474640), (2, 80737320), (3, 53824880), (4, 40368660), (5, 32294928), (6, 26912440), (8, 20184330), (10, 16147464), (12, 13456220), (15, 10764976), (16, 10092165), (20, 8073732), (24, 6728110), (30, 5382488), (40, 4036866), (48, 3364055), (60, 2691244), (80, 2018433), (120, 1345622), (240, 672811)]