204555670

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{269}}^1$

素因数の和:541

約数の個数: 64

約数和(自身を含む): 418037760

約数和(自身を除く): 213482090

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 155, 223, 269, 310, 341, 446, 538, 682, 1115, 1345, 1705, 2230, 2453, 2690, 2959, 3410, 4906, 5918, 6913, 8339, 12265, 13826, 14795, 16678, 24530, 29590, 34565, 41695, 59987, 69130, 76043, 83390, 91729, 119974, 152086, 183458, 299935, 380215, 458645, 599870, 659857, 760430, 917290, 1319714, 1859597, 3299285, 3719194, 6598570, 9297985, 18595970, 20455567, 40911134, 102277835, 204555670]

約数ペア:

[(1, 204555670), (2, 102277835), (5, 40911134), (10, 20455567), (11, 18595970), (22, 9297985), (31, 6598570), (55, 3719194), (62, 3299285), (110, 1859597), (155, 1319714), (223, 917290), (269, 760430), (310, 659857), (341, 599870), (446, 458645), (538, 380215), (682, 299935), (1115, 183458), (1345, 152086), (1705, 119974), (2230, 91729), (2453, 83390), (2690, 76043), (2959, 69130), (3410, 59987), (4906, 41695), (5918, 34565), (6913, 29590), (8339, 24530), (12265, 16678), (13826, 14795)]