68457840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{25931}}^1$

素因数の和:25958

約数の個数: 80

約数和(自身を含む): 231520896

約数和(自身を除く): 163063056

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 25931, 51862, 77793, 103724, 129655, 155586, 207448, 259310, 285241, 311172, 388965, 414896, 518620, 570482, 622344, 777930, 855723, 1037240, 1140964, 1244688, 1426205, 1555860, 1711446, 2074480, 2281928, 2852410, 3111720, 3422892, 4278615, 4563856, 5704820, 6223440, 6845784, 8557230, 11409640, 13691568, 17114460, 22819280, 34228920, 68457840]

約数ペア:

[(1, 68457840), (2, 34228920), (3, 22819280), (4, 17114460), (5, 13691568), (6, 11409640), (8, 8557230), (10, 6845784), (11, 6223440), (12, 5704820), (15, 4563856), (16, 4278615), (20, 3422892), (22, 3111720), (24, 2852410), (30, 2281928), (33, 2074480), (40, 1711446), (44, 1555860), (48, 1426205), (55, 1244688), (60, 1140964), (66, 1037240), (80, 855723), (88, 777930), (110, 622344), (120, 570482), (132, 518620), (165, 414896), (176, 388965), (220, 311172), (240, 285241), (264, 259310), (330, 207448), (440, 155586), (528, 129655), (660, 103724), (880, 77793), (1320, 51862), (2640, 25931)]