217823600

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{28661}}^1$

素因数の和:28698

約数の個数: 60

約数和(自身を含む): 550883640

約数和(自身を除く): 333060040

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 152, 190, 200, 304, 380, 400, 475, 760, 950, 1520, 1900, 3800, 7600, 28661, 57322, 114644, 143305, 229288, 286610, 458576, 544559, 573220, 716525, 1089118, 1146440, 1433050, 2178236, 2292880, 2722795, 2866100, 4356472, 5445590, 5732200, 8712944, 10891180, 11464400, 13613975, 21782360, 27227950, 43564720, 54455900, 108911800, 217823600]

約数ペア:

[(1, 217823600), (2, 108911800), (4, 54455900), (5, 43564720), (8, 27227950), (10, 21782360), (16, 13613975), (19, 11464400), (20, 10891180), (25, 8712944), (38, 5732200), (40, 5445590), (50, 4356472), (76, 2866100), (80, 2722795), (95, 2292880), (100, 2178236), (152, 1433050), (190, 1146440), (200, 1089118), (304, 716525), (380, 573220), (400, 544559), (475, 458576), (760, 286610), (950, 229288), (1520, 143305), (1900, 114644), (3800, 57322), (7600, 28661)]