128107728

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{6689}}^1$

素因数の和:6729

約数の個数: 120

約数和(自身を含む): 431371200

約数和(自身を除く): 303263472

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 28, 36, 38, 42, 48, 56, 57, 63, 72, 76, 84, 112, 114, 126, 133, 144, 152, 168, 171, 228, 252, 266, 304, 336, 342, 399, 456, 504, 532, 684, 798, 912, 1008, 1064, 1197, 1368, 1596, 2128, 2394, 2736, 3192, 4788, 6384, 6689, 9576, 13378, 19152, 20067, 26756, 40134, 46823, 53512, 60201, 80268, 93646, 107024, 120402, 127091, 140469, 160536, 187292, 240804, 254182, 280938, 321072, 374584, 381273, 421407, 481608, 508364, 561876, 749168, 762546, 842814, 889637, 963216, 1016728, 1123752, 1143819, 1525092, 1685628, 1779274, 2033456, 2247504, 2287638, 2668911, 3050184, 3371256, 3558548, 4575276, 5337822, 6100368, 6742512, 7117096, 8006733, 9150552, 10675644, 14234192, 16013466, 18301104, 21351288, 32026932, 42702576, 64053864, 128107728]

約数ペア:

[(1, 128107728), (2, 64053864), (3, 42702576), (4, 32026932), (6, 21351288), (7, 18301104), (8, 16013466), (9, 14234192), (12, 10675644), (14, 9150552), (16, 8006733), (18, 7117096), (19, 6742512), (21, 6100368), (24, 5337822), (28, 4575276), (36, 3558548), (38, 3371256), (42, 3050184), (48, 2668911), (56, 2287638), (57, 2247504), (63, 2033456), (72, 1779274), (76, 1685628), (84, 1525092), (112, 1143819), (114, 1123752), (126, 1016728), (133, 963216), (144, 889637), (152, 842814), (168, 762546), (171, 749168), (228, 561876), (252, 508364), (266, 481608), (304, 421407), (336, 381273), (342, 374584), (399, 321072), (456, 280938), (504, 254182), (532, 240804), (684, 187292), (798, 160536), (912, 140469), (1008, 127091), (1064, 120402), (1197, 107024), (1368, 93646), (1596, 80268), (2128, 60201), (2394, 53512), (2736, 46823), (3192, 40134), (4788, 26756), (6384, 20067), (6689, 19152), (9576, 13378)]