77921040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{2179}}^1$

素因数の和:2344

約数の個数: 80

約数和(自身を含む): 243288000

約数和(自身を除く): 165366960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 149, 240, 298, 447, 596, 745, 894, 1192, 1490, 1788, 2179, 2235, 2384, 2980, 3576, 4358, 4470, 5960, 6537, 7152, 8716, 8940, 10895, 11920, 13074, 17432, 17880, 21790, 26148, 32685, 34864, 35760, 43580, 52296, 65370, 87160, 104592, 130740, 174320, 261480, 324671, 522960, 649342, 974013, 1298684, 1623355, 1948026, 2597368, 3246710, 3896052, 4870065, 5194736, 6493420, 7792104, 9740130, 12986840, 15584208, 19480260, 25973680, 38960520, 77921040]

約数ペア:

[(1, 77921040), (2, 38960520), (3, 25973680), (4, 19480260), (5, 15584208), (6, 12986840), (8, 9740130), (10, 7792104), (12, 6493420), (15, 5194736), (16, 4870065), (20, 3896052), (24, 3246710), (30, 2597368), (40, 1948026), (48, 1623355), (60, 1298684), (80, 974013), (120, 649342), (149, 522960), (240, 324671), (298, 261480), (447, 174320), (596, 130740), (745, 104592), (894, 87160), (1192, 65370), (1490, 52296), (1788, 43580), (2179, 35760), (2235, 34864), (2384, 32685), (2980, 26148), (3576, 21790), (4358, 17880), (4470, 17432), (5960, 13074), (6537, 11920), (7152, 10895), (8716, 8940)]