657125760

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{2297}}^1$

素因数の和:2468

約数の個数: 128

約数和(自身を含む): 2109564000

約数和(自身を除く): 1452438240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 149, 160, 192, 240, 298, 320, 384, 447, 480, 596, 640, 745, 894, 960, 1192, 1490, 1788, 1920, 2235, 2297, 2384, 2980, 3576, 4470, 4594, 4768, 5960, 6891, 7152, 8940, 9188, 9536, 11485, 11920, 13782, 14304, 17880, 18376, 19072, 22970, 23840, 27564, 28608, 34455, 35760, 36752, 45940, 47680, 55128, 57216, 68910, 71520, 73504, 91880, 95360, 110256, 137820, 143040, 147008, 183760, 220512, 275640, 286080, 294016, 342253, 367520, 441024, 551280, 684506, 735040, 882048, 1026759, 1102560, 1369012, 1470080, 1711265, 2053518, 2205120, 2738024, 3422530, 4107036, 4410240, 5133795, 5476048, 6845060, 8214072, 10267590, 10952096, 13690120, 16428144, 20535180, 21904192, 27380240, 32856288, 41070360, 43808384, 54760480, 65712576, 82140720, 109520960, 131425152, 164281440, 219041920, 328562880, 657125760]

約数ペア:

[(1, 657125760), (2, 328562880), (3, 219041920), (4, 164281440), (5, 131425152), (6, 109520960), (8, 82140720), (10, 65712576), (12, 54760480), (15, 43808384), (16, 41070360), (20, 32856288), (24, 27380240), (30, 21904192), (32, 20535180), (40, 16428144), (48, 13690120), (60, 10952096), (64, 10267590), (80, 8214072), (96, 6845060), (120, 5476048), (128, 5133795), (149, 4410240), (160, 4107036), (192, 3422530), (240, 2738024), (298, 2205120), (320, 2053518), (384, 1711265), (447, 1470080), (480, 1369012), (596, 1102560), (640, 1026759), (745, 882048), (894, 735040), (960, 684506), (1192, 551280), (1490, 441024), (1788, 367520), (1920, 342253), (2235, 294016), (2297, 286080), (2384, 275640), (2980, 220512), (3576, 183760), (4470, 147008), (4594, 143040), (4768, 137820), (5960, 110256), (6891, 95360), (7152, 91880), (8940, 73504), (9188, 71520), (9536, 68910), (11485, 57216), (11920, 55128), (13782, 47680), (14304, 45940), (17880, 36752), (18376, 35760), (19072, 34455), (22970, 28608), (23840, 27564)]