12712680

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:248

約数の個数: 128

約数和(自身を含む): 43200000

約数和(自身を除く): 30487320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 79, 90, 108, 120, 135, 149, 158, 180, 216, 237, 270, 298, 316, 360, 395, 447, 474, 540, 596, 632, 711, 745, 790, 894, 948, 1080, 1185, 1192, 1341, 1422, 1490, 1580, 1788, 1896, 2133, 2235, 2370, 2682, 2844, 2980, 3160, 3555, 3576, 4023, 4266, 4470, 4740, 5364, 5688, 5960, 6705, 7110, 8046, 8532, 8940, 9480, 10665, 10728, 11771, 13410, 14220, 16092, 17064, 17880, 20115, 21330, 23542, 26820, 28440, 32184, 35313, 40230, 42660, 47084, 53640, 58855, 70626, 80460, 85320, 94168, 105939, 117710, 141252, 160920, 176565, 211878, 235420, 282504, 317817, 353130, 423756, 470840, 529695, 635634, 706260, 847512, 1059390, 1271268, 1412520, 1589085, 2118780, 2542536, 3178170, 4237560, 6356340, 12712680]

約数ペア:

[(1, 12712680), (2, 6356340), (3, 4237560), (4, 3178170), (5, 2542536), (6, 2118780), (8, 1589085), (9, 1412520), (10, 1271268), (12, 1059390), (15, 847512), (18, 706260), (20, 635634), (24, 529695), (27, 470840), (30, 423756), (36, 353130), (40, 317817), (45, 282504), (54, 235420), (60, 211878), (72, 176565), (79, 160920), (90, 141252), (108, 117710), (120, 105939), (135, 94168), (149, 85320), (158, 80460), (180, 70626), (216, 58855), (237, 53640), (270, 47084), (298, 42660), (316, 40230), (360, 35313), (395, 32184), (447, 28440), (474, 26820), (540, 23542), (596, 21330), (632, 20115), (711, 17880), (745, 17064), (790, 16092), (894, 14220), (948, 13410), (1080, 11771), (1185, 10728), (1192, 10665), (1341, 9480), (1422, 8940), (1490, 8532), (1580, 8046), (1788, 7110), (1896, 6705), (2133, 5960), (2235, 5688), (2370, 5364), (2682, 4740), (2844, 4470), (2980, 4266), (3160, 4023), (3555, 3576)]