223881680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{5413}}^1$

素因数の和:5484

約数の個数: 80

約数和(自身を含む): 580034304

約数和(自身を除く): 356152624

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 47, 55, 80, 88, 94, 110, 176, 188, 220, 235, 376, 440, 470, 517, 752, 880, 940, 1034, 1880, 2068, 2585, 3760, 4136, 5170, 5413, 8272, 10340, 10826, 20680, 21652, 27065, 41360, 43304, 54130, 59543, 86608, 108260, 119086, 216520, 238172, 254411, 297715, 433040, 476344, 508822, 595430, 952688, 1017644, 1190860, 1272055, 2035288, 2381720, 2544110, 2798521, 4070576, 4763440, 5088220, 5597042, 10176440, 11194084, 13992605, 20352880, 22388168, 27985210, 44776336, 55970420, 111940840, 223881680]

約数ペア:

[(1, 223881680), (2, 111940840), (4, 55970420), (5, 44776336), (8, 27985210), (10, 22388168), (11, 20352880), (16, 13992605), (20, 11194084), (22, 10176440), (40, 5597042), (44, 5088220), (47, 4763440), (55, 4070576), (80, 2798521), (88, 2544110), (94, 2381720), (110, 2035288), (176, 1272055), (188, 1190860), (220, 1017644), (235, 952688), (376, 595430), (440, 508822), (470, 476344), (517, 433040), (752, 297715), (880, 254411), (940, 238172), (1034, 216520), (1880, 119086), (2068, 108260), (2585, 86608), (3760, 59543), (4136, 54130), (5170, 43304), (5413, 41360), (8272, 27065), (10340, 21652), (10826, 20680)]