2825040

素因数分解:

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

素因数の和:244

約数の個数: 80

約数和(自身を含む): 8928000

約数和(自身を除く): 6102960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 79, 80, 120, 149, 158, 237, 240, 298, 316, 395, 447, 474, 596, 632, 745, 790, 894, 948, 1185, 1192, 1264, 1490, 1580, 1788, 1896, 2235, 2370, 2384, 2980, 3160, 3576, 3792, 4470, 4740, 5960, 6320, 7152, 8940, 9480, 11771, 11920, 17880, 18960, 23542, 35313, 35760, 47084, 58855, 70626, 94168, 117710, 141252, 176565, 188336, 235420, 282504, 353130, 470840, 565008, 706260, 941680, 1412520, 2825040]

約数ペア:

[(1, 2825040), (2, 1412520), (3, 941680), (4, 706260), (5, 565008), (6, 470840), (8, 353130), (10, 282504), (12, 235420), (15, 188336), (16, 176565), (20, 141252), (24, 117710), (30, 94168), (40, 70626), (48, 58855), (60, 47084), (79, 35760), (80, 35313), (120, 23542), (149, 18960), (158, 17880), (237, 11920), (240, 11771), (298, 9480), (316, 8940), (395, 7152), (447, 6320), (474, 5960), (596, 4740), (632, 4470), (745, 3792), (790, 3576), (894, 3160), (948, 2980), (1185, 2384), (1192, 2370), (1264, 2235), (1490, 1896), (1580, 1788)]