238217820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{208963}}^1$

素因数の和:208994

約数の個数: 48

約数和(自身を含む): 702119040

約数和(自身を除く): 463901220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 208963, 417926, 626889, 835852, 1044815, 1253778, 2089630, 2507556, 3134445, 3970297, 4179260, 6268890, 7940594, 11910891, 12537780, 15881188, 19851485, 23821782, 39702970, 47643564, 59554455, 79405940, 119108910, 238217820]

約数ペア:

[(1, 238217820), (2, 119108910), (3, 79405940), (4, 59554455), (5, 47643564), (6, 39702970), (10, 23821782), (12, 19851485), (15, 15881188), (19, 12537780), (20, 11910891), (30, 7940594), (38, 6268890), (57, 4179260), (60, 3970297), (76, 3134445), (95, 2507556), (114, 2089630), (190, 1253778), (228, 1044815), (285, 835852), (380, 626889), (570, 417926), (1140, 208963)]