210442870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{373}}^1$

素因数の和:637

約数の個数: 64

約数和(自身を含む): 434294784

約数和(自身を除く): 223851914

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 223, 230, 253, 373, 446, 506, 746, 1115, 1265, 1865, 2230, 2453, 2530, 3730, 4103, 4906, 5129, 8206, 8579, 10258, 12265, 17158, 20515, 24530, 25645, 41030, 42895, 51290, 56419, 83179, 85790, 94369, 112838, 166358, 188738, 282095, 415895, 471845, 564190, 831790, 914969, 943690, 1829938, 1913117, 3826234, 4574845, 9149690, 9565585, 19131170, 21044287, 42088574, 105221435, 210442870]

約数ペア:

[(1, 210442870), (2, 105221435), (5, 42088574), (10, 21044287), (11, 19131170), (22, 9565585), (23, 9149690), (46, 4574845), (55, 3826234), (110, 1913117), (115, 1829938), (223, 943690), (230, 914969), (253, 831790), (373, 564190), (446, 471845), (506, 415895), (746, 282095), (1115, 188738), (1265, 166358), (1865, 112838), (2230, 94369), (2453, 85790), (2530, 83179), (3730, 56419), (4103, 51290), (4906, 42895), (5129, 41030), (8206, 25645), (8579, 24530), (10258, 20515), (12265, 17158)]