1299320260

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{12391}}^1$

素因数の和:12521

約数の個数: 72

約数和(自身を含む): 3203976384

約数和(自身を除く): 1904656124

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 107, 140, 196, 214, 245, 428, 490, 535, 749, 980, 1070, 1498, 2140, 2996, 3745, 5243, 7490, 10486, 12391, 14980, 20972, 24782, 26215, 49564, 52430, 61955, 86737, 104860, 123910, 173474, 247820, 346948, 433685, 607159, 867370, 1214318, 1325837, 1734740, 2428636, 2651674, 3035795, 5303348, 6071590, 6629185, 9280859, 12143180, 13258370, 18561718, 26516740, 37123436, 46404295, 64966013, 92808590, 129932026, 185617180, 259864052, 324830065, 649660130, 1299320260]

約数ペア:

[(1, 1299320260), (2, 649660130), (4, 324830065), (5, 259864052), (7, 185617180), (10, 129932026), (14, 92808590), (20, 64966013), (28, 46404295), (35, 37123436), (49, 26516740), (70, 18561718), (98, 13258370), (107, 12143180), (140, 9280859), (196, 6629185), (214, 6071590), (245, 5303348), (428, 3035795), (490, 2651674), (535, 2428636), (749, 1734740), (980, 1325837), (1070, 1214318), (1498, 867370), (2140, 607159), (2996, 433685), (3745, 346948), (5243, 247820), (7490, 173474), (10486, 123910), (12391, 104860), (14980, 86737), (20972, 61955), (24782, 52430), (26215, 49564)]