268303970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{613}}^1$

素因数の和:827

約数の個数: 64

約数和(自身を含む): 553837824

約数和(自身を除く): 285533854

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 173, 230, 253, 346, 506, 613, 865, 1226, 1265, 1730, 1903, 2530, 3065, 3806, 3979, 6130, 6743, 7958, 9515, 13486, 14099, 19030, 19895, 28198, 33715, 39790, 43769, 67430, 70495, 87538, 106049, 140990, 155089, 212098, 218845, 310178, 437690, 530245, 775445, 1060490, 1166539, 1550890, 2333078, 2439127, 4878254, 5832695, 11665390, 12195635, 24391270, 26830397, 53660794, 134151985, 268303970]

約数ペア:

[(1, 268303970), (2, 134151985), (5, 53660794), (10, 26830397), (11, 24391270), (22, 12195635), (23, 11665390), (46, 5832695), (55, 4878254), (110, 2439127), (115, 2333078), (173, 1550890), (230, 1166539), (253, 1060490), (346, 775445), (506, 530245), (613, 437690), (865, 310178), (1226, 218845), (1265, 212098), (1730, 155089), (1903, 140990), (2530, 106049), (3065, 87538), (3806, 70495), (3979, 67430), (6130, 43769), (6743, 39790), (7958, 33715), (9515, 28198), (13486, 19895), (14099, 19030)]