2485320

素因数分解:

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

素因数の和:302

約数の個数: 64

約数和(自身を含む): 7560000

約数和(自身を除く): 5074680

約数列:

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

約数ペア:

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