219627320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{617}}^1\times {\mathrm{809}}^1$

素因数の和:1448

約数の個数: 64

約数和(自身を含む): 540626400

約数和(自身を除く): 320999080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 617, 809, 1234, 1618, 2468, 3085, 3236, 4045, 4936, 6170, 6472, 6787, 8090, 8899, 12340, 13574, 16180, 17798, 24680, 27148, 32360, 33935, 35596, 44495, 54296, 67870, 71192, 88990, 135740, 177980, 271480, 355960, 499153, 998306, 1996612, 2495765, 3993224, 4991530, 5490683, 9983060, 10981366, 19966120, 21962732, 27453415, 43925464, 54906830, 109813660, 219627320]

約数ペア:

[(1, 219627320), (2, 109813660), (4, 54906830), (5, 43925464), (8, 27453415), (10, 21962732), (11, 19966120), (20, 10981366), (22, 9983060), (40, 5490683), (44, 4991530), (55, 3993224), (88, 2495765), (110, 1996612), (220, 998306), (440, 499153), (617, 355960), (809, 271480), (1234, 177980), (1618, 135740), (2468, 88990), (3085, 71192), (3236, 67870), (4045, 54296), (4936, 44495), (6170, 35596), (6472, 33935), (6787, 32360), (8090, 27148), (8899, 24680), (12340, 17798), (13574, 16180)]