257142264

素因数分解:

$2^3\times 3^1\times {\mathrm{47}}^1\times {\mathrm{311}}^1\times {\mathrm{733}}^1$

素因数の和:1100

約数の個数: 64

約数和(自身を含む): 659543040

約数和(自身を除く): 402400776

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 47, 94, 141, 188, 282, 311, 376, 564, 622, 733, 933, 1128, 1244, 1466, 1866, 2199, 2488, 2932, 3732, 4398, 5864, 7464, 8796, 14617, 17592, 29234, 34451, 43851, 58468, 68902, 87702, 103353, 116936, 137804, 175404, 206706, 227963, 275608, 350808, 413412, 455926, 683889, 826824, 911852, 1367778, 1823704, 2735556, 5471112, 10714261, 21428522, 32142783, 42857044, 64285566, 85714088, 128571132, 257142264]

約数ペア:

[(1, 257142264), (2, 128571132), (3, 85714088), (4, 64285566), (6, 42857044), (8, 32142783), (12, 21428522), (24, 10714261), (47, 5471112), (94, 2735556), (141, 1823704), (188, 1367778), (282, 911852), (311, 826824), (376, 683889), (564, 455926), (622, 413412), (733, 350808), (933, 275608), (1128, 227963), (1244, 206706), (1466, 175404), (1866, 137804), (2199, 116936), (2488, 103353), (2932, 87702), (3732, 68902), (4398, 58468), (5864, 43851), (7464, 34451), (8796, 29234), (14617, 17592)]