66866760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{661}}^1$

素因数の和:959

約数の個数: 96

約数和(自身を含む): 218420280

約数和(自身を除く): 151553520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 281, 360, 562, 661, 843, 1124, 1322, 1405, 1686, 1983, 2248, 2529, 2644, 2810, 3305, 3372, 3966, 4215, 5058, 5288, 5620, 5949, 6610, 6744, 7932, 8430, 9915, 10116, 11240, 11898, 12645, 13220, 15864, 16860, 19830, 20232, 23796, 25290, 26440, 29745, 33720, 39660, 47592, 50580, 59490, 79320, 101160, 118980, 185741, 237960, 371482, 557223, 742964, 928705, 1114446, 1485928, 1671669, 1857410, 2228892, 2786115, 3343338, 3714820, 4457784, 5572230, 6686676, 7429640, 8358345, 11144460, 13373352, 16716690, 22288920, 33433380, 66866760]

約数ペア:

[(1, 66866760), (2, 33433380), (3, 22288920), (4, 16716690), (5, 13373352), (6, 11144460), (8, 8358345), (9, 7429640), (10, 6686676), (12, 5572230), (15, 4457784), (18, 3714820), (20, 3343338), (24, 2786115), (30, 2228892), (36, 1857410), (40, 1671669), (45, 1485928), (60, 1114446), (72, 928705), (90, 742964), (120, 557223), (180, 371482), (281, 237960), (360, 185741), (562, 118980), (661, 101160), (843, 79320), (1124, 59490), (1322, 50580), (1405, 47592), (1686, 39660), (1983, 33720), (2248, 29745), (2529, 26440), (2644, 25290), (2810, 23796), (3305, 20232), (3372, 19830), (3966, 16860), (4215, 15864), (5058, 13220), (5288, 12645), (5620, 11898), (5949, 11240), (6610, 10116), (6744, 9915), (7932, 8430)]