128684628

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{283}}^1\times {\mathrm{743}}^1$

素因数の和:1053

約数の個数: 72

約数和(自身を含む): 346102848

約数和(自身を除く): 217418220

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 283, 306, 566, 612, 743, 849, 1132, 1486, 1698, 2229, 2547, 2972, 3396, 4458, 4811, 5094, 6687, 8916, 9622, 10188, 12631, 13374, 14433, 19244, 25262, 26748, 28866, 37893, 43299, 50524, 57732, 75786, 86598, 113679, 151572, 173196, 210269, 227358, 420538, 454716, 630807, 841076, 1261614, 1892421, 2523228, 3574573, 3784842, 7149146, 7569684, 10723719, 14298292, 21447438, 32171157, 42894876, 64342314, 128684628]

約数ペア:

[(1, 128684628), (2, 64342314), (3, 42894876), (4, 32171157), (6, 21447438), (9, 14298292), (12, 10723719), (17, 7569684), (18, 7149146), (34, 3784842), (36, 3574573), (51, 2523228), (68, 1892421), (102, 1261614), (153, 841076), (204, 630807), (283, 454716), (306, 420538), (566, 227358), (612, 210269), (743, 173196), (849, 151572), (1132, 113679), (1486, 86598), (1698, 75786), (2229, 57732), (2547, 50524), (2972, 43299), (3396, 37893), (4458, 28866), (4811, 26748), (5094, 25262), (6687, 19244), (8916, 14433), (9622, 13374), (10188, 12631)]