51458640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{1439}}^1$

素因数の和:1604

約数の個数: 80

約数和(自身を含む): 160704000

約数和(自身を除く): 109245360

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, 1439, 1490, 1788, 2235, 2384, 2878, 2980, 3576, 4317, 4470, 5756, 5960, 7152, 7195, 8634, 8940, 11512, 11920, 14390, 17268, 17880, 21585, 23024, 28780, 34536, 35760, 43170, 57560, 69072, 86340, 115120, 172680, 214411, 345360, 428822, 643233, 857644, 1072055, 1286466, 1715288, 2144110, 2572932, 3216165, 3430576, 4288220, 5145864, 6432330, 8576440, 10291728, 12864660, 17152880, 25729320, 51458640]

約数ペア:

[(1, 51458640), (2, 25729320), (3, 17152880), (4, 12864660), (5, 10291728), (6, 8576440), (8, 6432330), (10, 5145864), (12, 4288220), (15, 3430576), (16, 3216165), (20, 2572932), (24, 2144110), (30, 1715288), (40, 1286466), (48, 1072055), (60, 857644), (80, 643233), (120, 428822), (149, 345360), (240, 214411), (298, 172680), (447, 115120), (596, 86340), (745, 69072), (894, 57560), (1192, 43170), (1439, 35760), (1490, 34536), (1788, 28780), (2235, 23024), (2384, 21585), (2878, 17880), (2980, 17268), (3576, 14390), (4317, 11920), (4470, 11512), (5756, 8940), (5960, 8634), (7152, 7195)]