68679380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{277}}^1$

素因数の和:334

約数の個数: 144

約数和(自身を含む): 191673216

約数和(自身を除く): 122993836

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 23, 28, 35, 44, 46, 49, 55, 70, 77, 92, 98, 110, 115, 140, 154, 161, 196, 220, 230, 245, 253, 277, 308, 322, 385, 460, 490, 506, 539, 554, 644, 770, 805, 980, 1012, 1078, 1108, 1127, 1265, 1385, 1540, 1610, 1771, 1939, 2156, 2254, 2530, 2695, 2770, 3047, 3220, 3542, 3878, 4508, 5060, 5390, 5540, 5635, 6094, 6371, 7084, 7756, 8855, 9695, 10780, 11270, 12188, 12397, 12742, 13573, 15235, 17710, 19390, 21329, 22540, 24794, 25484, 27146, 30470, 31855, 35420, 38780, 42658, 44597, 49588, 54292, 60940, 61985, 63710, 67865, 70081, 85316, 89194, 106645, 123970, 127420, 135730, 140162, 149303, 178388, 213290, 222985, 247940, 271460, 280324, 298606, 312179, 350405, 426580, 445970, 490567, 597212, 624358, 700810, 746515, 891940, 981134, 1248716, 1401620, 1493030, 1560895, 1962268, 2452835, 2986060, 3121790, 3433969, 4905670, 6243580, 6867938, 9811340, 13735876, 17169845, 34339690, 68679380]

約数ペア:

[(1, 68679380), (2, 34339690), (4, 17169845), (5, 13735876), (7, 9811340), (10, 6867938), (11, 6243580), (14, 4905670), (20, 3433969), (22, 3121790), (23, 2986060), (28, 2452835), (35, 1962268), (44, 1560895), (46, 1493030), (49, 1401620), (55, 1248716), (70, 981134), (77, 891940), (92, 746515), (98, 700810), (110, 624358), (115, 597212), (140, 490567), (154, 445970), (161, 426580), (196, 350405), (220, 312179), (230, 298606), (245, 280324), (253, 271460), (277, 247940), (308, 222985), (322, 213290), (385, 178388), (460, 149303), (490, 140162), (506, 135730), (539, 127420), (554, 123970), (644, 106645), (770, 89194), (805, 85316), (980, 70081), (1012, 67865), (1078, 63710), (1108, 61985), (1127, 60940), (1265, 54292), (1385, 49588), (1540, 44597), (1610, 42658), (1771, 38780), (1939, 35420), (2156, 31855), (2254, 30470), (2530, 27146), (2695, 25484), (2770, 24794), (3047, 22540), (3220, 21329), (3542, 19390), (3878, 17710), (4508, 15235), (5060, 13573), (5390, 12742), (5540, 12397), (5635, 12188), (6094, 11270), (6371, 10780), (7084, 9695), (7756, 8855)]