68568885

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{257}}^1$

素因数の和:304

約数の個数: 108

約数和(自身を含む): 152560044

約数和(自身を除く): 83991159

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 45, 49, 55, 63, 77, 99, 105, 121, 147, 165, 231, 245, 257, 315, 363, 385, 441, 495, 539, 605, 693, 735, 771, 847, 1089, 1155, 1285, 1617, 1799, 1815, 2205, 2313, 2541, 2695, 2827, 3465, 3855, 4235, 4851, 5397, 5445, 5929, 7623, 8085, 8481, 8995, 11565, 12593, 12705, 14135, 16191, 17787, 19789, 24255, 25443, 26985, 29645, 31097, 37779, 38115, 42405, 53361, 59367, 62965, 80955, 88935, 93291, 98945, 113337, 127215, 138523, 155485, 178101, 188895, 217679, 266805, 279873, 296835, 415569, 466455, 566685, 653037, 692615, 890505, 1088395, 1246707, 1399365, 1523753, 1959111, 2077845, 3265185, 4571259, 6233535, 7618765, 9795555, 13713777, 22856295, 68568885]

約数ペア:

[(1, 68568885), (3, 22856295), (5, 13713777), (7, 9795555), (9, 7618765), (11, 6233535), (15, 4571259), (21, 3265185), (33, 2077845), (35, 1959111), (45, 1523753), (49, 1399365), (55, 1246707), (63, 1088395), (77, 890505), (99, 692615), (105, 653037), (121, 566685), (147, 466455), (165, 415569), (231, 296835), (245, 279873), (257, 266805), (315, 217679), (363, 188895), (385, 178101), (441, 155485), (495, 138523), (539, 127215), (605, 113337), (693, 98945), (735, 93291), (771, 88935), (847, 80955), (1089, 62965), (1155, 59367), (1285, 53361), (1617, 42405), (1799, 38115), (1815, 37779), (2205, 31097), (2313, 29645), (2541, 26985), (2695, 25443), (2827, 24255), (3465, 19789), (3855, 17787), (4235, 16191), (4851, 14135), (5397, 12705), (5445, 12593), (5929, 11565), (7623, 8995), (8085, 8481)]