121765240

素因数分解:

$2^3\times 5^1\times {\mathrm{683}}^1\times {\mathrm{4457}}^1$

素因数の和:5151

約数の個数: 32

約数和(自身を含む): 274434480

約数和(自身を除く): 152669240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 683, 1366, 2732, 3415, 4457, 5464, 6830, 8914, 13660, 17828, 22285, 27320, 35656, 44570, 89140, 178280, 3044131, 6088262, 12176524, 15220655, 24353048, 30441310, 60882620, 121765240]

約数ペア:

[(1, 121765240), (2, 60882620), (4, 30441310), (5, 24353048), (8, 15220655), (10, 12176524), (20, 6088262), (40, 3044131), (683, 178280), (1366, 89140), (2732, 44570), (3415, 35656), (4457, 27320), (5464, 22285), (6830, 17828), (8914, 13660)]