78764760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{661}}^1$

素因数の和:1009

約数の個数: 96

約数和(自身を含む): 257147280

約数和(自身を除く): 178382520

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, 331, 360, 661, 662, 993, 1322, 1324, 1655, 1983, 1986, 2644, 2648, 2979, 3305, 3310, 3966, 3972, 4965, 5288, 5949, 5958, 6610, 6620, 7932, 7944, 9915, 9930, 11898, 11916, 13220, 13240, 14895, 15864, 19830, 19860, 23796, 23832, 26440, 29745, 29790, 39660, 39720, 47592, 59490, 59580, 79320, 118980, 119160, 218791, 237960, 437582, 656373, 875164, 1093955, 1312746, 1750328, 1969119, 2187910, 2625492, 3281865, 3938238, 4375820, 5250984, 6563730, 7876476, 8751640, 9845595, 13127460, 15752952, 19691190, 26254920, 39382380, 78764760]

約数ペア:

[(1, 78764760), (2, 39382380), (3, 26254920), (4, 19691190), (5, 15752952), (6, 13127460), (8, 9845595), (9, 8751640), (10, 7876476), (12, 6563730), (15, 5250984), (18, 4375820), (20, 3938238), (24, 3281865), (30, 2625492), (36, 2187910), (40, 1969119), (45, 1750328), (60, 1312746), (72, 1093955), (90, 875164), (120, 656373), (180, 437582), (331, 237960), (360, 218791), (661, 119160), (662, 118980), (993, 79320), (1322, 59580), (1324, 59490), (1655, 47592), (1983, 39720), (1986, 39660), (2644, 29790), (2648, 29745), (2979, 26440), (3305, 23832), (3310, 23796), (3966, 19860), (3972, 19830), (4965, 15864), (5288, 14895), (5949, 13240), (5958, 13220), (6610, 11916), (6620, 11898), (7932, 9930), (7944, 9915)]