68966128

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^2\times {\mathrm{727}}^1$

素因数の和:771

約数の個数: 90

約数和(自身を含む): 171088008

約数和(自身を除く): 102121880

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 49, 56, 77, 88, 98, 112, 121, 154, 176, 196, 242, 308, 392, 484, 539, 616, 727, 784, 847, 968, 1078, 1232, 1454, 1694, 1936, 2156, 2908, 3388, 4312, 5089, 5816, 5929, 6776, 7997, 8624, 10178, 11632, 11858, 13552, 15994, 20356, 23716, 31988, 35623, 40712, 47432, 55979, 63976, 71246, 81424, 87967, 94864, 111958, 127952, 142492, 175934, 223916, 284984, 351868, 391853, 447832, 569968, 615769, 703736, 783706, 895664, 1231538, 1407472, 1567412, 2463076, 3134824, 4310383, 4926152, 6269648, 8620766, 9852304, 17241532, 34483064, 68966128]

約数ペア:

[(1, 68966128), (2, 34483064), (4, 17241532), (7, 9852304), (8, 8620766), (11, 6269648), (14, 4926152), (16, 4310383), (22, 3134824), (28, 2463076), (44, 1567412), (49, 1407472), (56, 1231538), (77, 895664), (88, 783706), (98, 703736), (112, 615769), (121, 569968), (154, 447832), (176, 391853), (196, 351868), (242, 284984), (308, 223916), (392, 175934), (484, 142492), (539, 127952), (616, 111958), (727, 94864), (784, 87967), (847, 81424), (968, 71246), (1078, 63976), (1232, 55979), (1454, 47432), (1694, 40712), (1936, 35623), (2156, 31988), (2908, 23716), (3388, 20356), (4312, 15994), (5089, 13552), (5816, 11858), (5929, 11632), (6776, 10178), (7997, 8624)]