128556176

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{269}}^1$

素因数の和:552

約数の個数: 80

約数和(自身を含む): 303730560

約数和(自身を除く): 175174384

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 238, 251, 269, 272, 476, 502, 538, 952, 1004, 1076, 1757, 1883, 1904, 2008, 2152, 3514, 3766, 4016, 4267, 4304, 4573, 7028, 7532, 8534, 9146, 14056, 15064, 17068, 18292, 28112, 29869, 30128, 32011, 34136, 36584, 59738, 64022, 67519, 68272, 73168, 119476, 128044, 135038, 238952, 256088, 270076, 472633, 477904, 512176, 540152, 945266, 1080304, 1147823, 1890532, 2295646, 3781064, 4591292, 7562128, 8034761, 9182584, 16069522, 18365168, 32139044, 64278088, 128556176]

約数ペア:

[(1, 128556176), (2, 64278088), (4, 32139044), (7, 18365168), (8, 16069522), (14, 9182584), (16, 8034761), (17, 7562128), (28, 4591292), (34, 3781064), (56, 2295646), (68, 1890532), (112, 1147823), (119, 1080304), (136, 945266), (238, 540152), (251, 512176), (269, 477904), (272, 472633), (476, 270076), (502, 256088), (538, 238952), (952, 135038), (1004, 128044), (1076, 119476), (1757, 73168), (1883, 68272), (1904, 67519), (2008, 64022), (2152, 59738), (3514, 36584), (3766, 34136), (4016, 32011), (4267, 30128), (4304, 29869), (4573, 28112), (7028, 18292), (7532, 17068), (8534, 15064), (9146, 14056)]