121954240

素因数分解:

$2^6\times 5^1\times {\mathrm{223}}^1\times {\mathrm{1709}}^1$

素因数の和:1949

約数の個数: 56

約数和(自身を含む): 291876480

約数和(自身を除く): 169922240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 223, 320, 446, 892, 1115, 1709, 1784, 2230, 3418, 3568, 4460, 6836, 7136, 8545, 8920, 13672, 14272, 17090, 17840, 27344, 34180, 35680, 54688, 68360, 71360, 109376, 136720, 273440, 381107, 546880, 762214, 1524428, 1905535, 3048856, 3811070, 6097712, 7622140, 12195424, 15244280, 24390848, 30488560, 60977120, 121954240]

約数ペア:

[(1, 121954240), (2, 60977120), (4, 30488560), (5, 24390848), (8, 15244280), (10, 12195424), (16, 7622140), (20, 6097712), (32, 3811070), (40, 3048856), (64, 1905535), (80, 1524428), (160, 762214), (223, 546880), (320, 381107), (446, 273440), (892, 136720), (1115, 109376), (1709, 71360), (1784, 68360), (2230, 54688), (3418, 35680), (3568, 34180), (4460, 27344), (6836, 17840), (7136, 17090), (8545, 14272), (8920, 13672)]