68571580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{6361}}^1$

素因数の和:6395

約数の個数: 72

約数和(自身を含む): 182767536

約数和(自身を除く): 114195956

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1540, 2156, 2695, 5390, 6361, 10780, 12722, 25444, 31805, 44527, 63610, 69971, 89054, 127220, 139942, 178108, 222635, 279884, 311689, 349855, 445270, 489797, 623378, 699710, 890540, 979594, 1246756, 1399420, 1558445, 1959188, 2448985, 3116890, 3428579, 4897970, 6233780, 6857158, 9795940, 13714316, 17142895, 34285790, 68571580]

約数ペア:

[(1, 68571580), (2, 34285790), (4, 17142895), (5, 13714316), (7, 9795940), (10, 6857158), (11, 6233780), (14, 4897970), (20, 3428579), (22, 3116890), (28, 2448985), (35, 1959188), (44, 1558445), (49, 1399420), (55, 1246756), (70, 979594), (77, 890540), (98, 699710), (110, 623378), (140, 489797), (154, 445270), (196, 349855), (220, 311689), (245, 279884), (308, 222635), (385, 178108), (490, 139942), (539, 127220), (770, 89054), (980, 69971), (1078, 63610), (1540, 44527), (2156, 31805), (2695, 25444), (5390, 12722), (6361, 10780)]