8475120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:247

約数の個数: 120

約数和(自身を含む): 29016000

約数和(自身を除く): 20540880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 79, 80, 90, 120, 144, 149, 158, 180, 237, 240, 298, 316, 360, 395, 447, 474, 596, 632, 711, 720, 745, 790, 894, 948, 1185, 1192, 1264, 1341, 1422, 1490, 1580, 1788, 1896, 2235, 2370, 2384, 2682, 2844, 2980, 3160, 3555, 3576, 3792, 4470, 4740, 5364, 5688, 5960, 6320, 6705, 7110, 7152, 8940, 9480, 10728, 11376, 11771, 11920, 13410, 14220, 17880, 18960, 21456, 23542, 26820, 28440, 35313, 35760, 47084, 53640, 56880, 58855, 70626, 94168, 105939, 107280, 117710, 141252, 176565, 188336, 211878, 235420, 282504, 353130, 423756, 470840, 529695, 565008, 706260, 847512, 941680, 1059390, 1412520, 1695024, 2118780, 2825040, 4237560, 8475120]

約数ペア:

[(1, 8475120), (2, 4237560), (3, 2825040), (4, 2118780), (5, 1695024), (6, 1412520), (8, 1059390), (9, 941680), (10, 847512), (12, 706260), (15, 565008), (16, 529695), (18, 470840), (20, 423756), (24, 353130), (30, 282504), (36, 235420), (40, 211878), (45, 188336), (48, 176565), (60, 141252), (72, 117710), (79, 107280), (80, 105939), (90, 94168), (120, 70626), (144, 58855), (149, 56880), (158, 53640), (180, 47084), (237, 35760), (240, 35313), (298, 28440), (316, 26820), (360, 23542), (395, 21456), (447, 18960), (474, 17880), (596, 14220), (632, 13410), (711, 11920), (720, 11771), (745, 11376), (790, 10728), (894, 9480), (948, 8940), (1185, 7152), (1192, 7110), (1264, 6705), (1341, 6320), (1422, 5960), (1490, 5688), (1580, 5364), (1788, 4740), (1896, 4470), (2235, 3792), (2370, 3576), (2384, 3555), (2682, 3160), (2844, 2980)]