4970640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:304

約数の個数: 80

約数和(自身を含む): 15624000

約数和(自身を除く): 10653360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 139, 149, 240, 278, 298, 417, 447, 556, 596, 695, 745, 834, 894, 1112, 1192, 1390, 1490, 1668, 1788, 2085, 2224, 2235, 2384, 2780, 2980, 3336, 3576, 4170, 4470, 5560, 5960, 6672, 7152, 8340, 8940, 11120, 11920, 16680, 17880, 20711, 33360, 35760, 41422, 62133, 82844, 103555, 124266, 165688, 207110, 248532, 310665, 331376, 414220, 497064, 621330, 828440, 994128, 1242660, 1656880, 2485320, 4970640]

約数ペア:

[(1, 4970640), (2, 2485320), (3, 1656880), (4, 1242660), (5, 994128), (6, 828440), (8, 621330), (10, 497064), (12, 414220), (15, 331376), (16, 310665), (20, 248532), (24, 207110), (30, 165688), (40, 124266), (48, 103555), (60, 82844), (80, 62133), (120, 41422), (139, 35760), (149, 33360), (240, 20711), (278, 17880), (298, 16680), (417, 11920), (447, 11120), (556, 8940), (596, 8340), (695, 7152), (745, 6672), (834, 5960), (894, 5560), (1112, 4470), (1192, 4170), (1390, 3576), (1490, 3336), (1668, 2980), (1788, 2780), (2085, 2384), (2224, 2235)]