210945130

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{743}}^1$

素因数の和:879

約数の個数: 64

約数和(自身を含む): 433900800

約数和(自身を除く): 222955670

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 89, 110, 145, 178, 290, 319, 445, 638, 743, 890, 979, 1486, 1595, 1958, 2581, 3190, 3715, 4895, 5162, 7430, 8173, 9790, 12905, 16346, 21547, 25810, 28391, 40865, 43094, 56782, 66127, 81730, 107735, 132254, 141955, 215470, 237017, 283910, 330635, 474034, 661270, 727397, 1185085, 1454794, 1917683, 2370170, 3636985, 3835366, 7273970, 9588415, 19176830, 21094513, 42189026, 105472565, 210945130]

約数ペア:

[(1, 210945130), (2, 105472565), (5, 42189026), (10, 21094513), (11, 19176830), (22, 9588415), (29, 7273970), (55, 3835366), (58, 3636985), (89, 2370170), (110, 1917683), (145, 1454794), (178, 1185085), (290, 727397), (319, 661270), (445, 474034), (638, 330635), (743, 283910), (890, 237017), (979, 215470), (1486, 141955), (1595, 132254), (1958, 107735), (2581, 81730), (3190, 66127), (3715, 56782), (4895, 43094), (5162, 40865), (7430, 28391), (8173, 25810), (9790, 21547), (12905, 16346)]