128114416

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{251}}^1$

素因数の和:374

約数の個数: 80

約数和(自身を含む): 277482240

約数和(自身を除く): 149367824

約数列:

[1, 2, 4, 8, 16, 19, 23, 38, 46, 73, 76, 92, 146, 152, 184, 251, 292, 304, 368, 437, 502, 584, 874, 1004, 1168, 1387, 1679, 1748, 2008, 2774, 3358, 3496, 4016, 4769, 5548, 5773, 6716, 6992, 9538, 11096, 11546, 13432, 18323, 19076, 22192, 23092, 26864, 31901, 36646, 38152, 46184, 63802, 73292, 76304, 92368, 109687, 127604, 146584, 219374, 255208, 293168, 348137, 421429, 438748, 510416, 696274, 842858, 877496, 1392548, 1685716, 1754992, 2785096, 3371432, 5570192, 6742864, 8007151, 16014302, 32028604, 64057208, 128114416]

約数ペア:

[(1, 128114416), (2, 64057208), (4, 32028604), (8, 16014302), (16, 8007151), (19, 6742864), (23, 5570192), (38, 3371432), (46, 2785096), (73, 1754992), (76, 1685716), (92, 1392548), (146, 877496), (152, 842858), (184, 696274), (251, 510416), (292, 438748), (304, 421429), (368, 348137), (437, 293168), (502, 255208), (584, 219374), (874, 146584), (1004, 127604), (1168, 109687), (1387, 92368), (1679, 76304), (1748, 73292), (2008, 63802), (2774, 46184), (3358, 38152), (3496, 36646), (4016, 31901), (4769, 26864), (5548, 23092), (5773, 22192), (6716, 19076), (6992, 18323), (9538, 13432), (11096, 11546)]