161309784

素因数分解:

$2^3\times 3^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1\times {\mathrm{571}}^1$

素因数の和:808

約数の個数: 64

約数和(自身を含む): 411840000

約数和(自身を除く): 250530216

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 79, 149, 158, 237, 298, 316, 447, 474, 571, 596, 632, 894, 948, 1142, 1192, 1713, 1788, 1896, 2284, 3426, 3576, 4568, 6852, 11771, 13704, 23542, 35313, 45109, 47084, 70626, 85079, 90218, 94168, 135327, 141252, 170158, 180436, 255237, 270654, 282504, 340316, 360872, 510474, 541308, 680632, 1020948, 1082616, 2041896, 6721241, 13442482, 20163723, 26884964, 40327446, 53769928, 80654892, 161309784]

約数ペア:

[(1, 161309784), (2, 80654892), (3, 53769928), (4, 40327446), (6, 26884964), (8, 20163723), (12, 13442482), (24, 6721241), (79, 2041896), (149, 1082616), (158, 1020948), (237, 680632), (298, 541308), (316, 510474), (447, 360872), (474, 340316), (571, 282504), (596, 270654), (632, 255237), (894, 180436), (948, 170158), (1142, 141252), (1192, 135327), (1713, 94168), (1788, 90218), (1896, 85079), (2284, 70626), (3426, 47084), (3576, 45109), (4568, 35313), (6852, 23542), (11771, 13704)]