117889280

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2971}}^1$

素因数の和:3023

約数の個数: 72

約数和(自身を含む): 291588864

約数和(自身を除く): 173699584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 620, 640, 992, 1240, 1280, 1984, 2480, 2971, 3968, 4960, 5942, 7936, 9920, 11884, 14855, 19840, 23768, 29710, 39680, 47536, 59420, 92101, 95072, 118840, 184202, 190144, 237680, 368404, 380288, 460505, 475360, 736808, 760576, 921010, 950720, 1473616, 1842020, 1901440, 2947232, 3684040, 3802880, 5894464, 7368080, 11788928, 14736160, 23577856, 29472320, 58944640, 117889280]

約数ペア:

[(1, 117889280), (2, 58944640), (4, 29472320), (5, 23577856), (8, 14736160), (10, 11788928), (16, 7368080), (20, 5894464), (31, 3802880), (32, 3684040), (40, 2947232), (62, 1901440), (64, 1842020), (80, 1473616), (124, 950720), (128, 921010), (155, 760576), (160, 736808), (248, 475360), (256, 460505), (310, 380288), (320, 368404), (496, 237680), (620, 190144), (640, 184202), (992, 118840), (1240, 95072), (1280, 92101), (1984, 59420), (2480, 47536), (2971, 39680), (3968, 29710), (4960, 23768), (5942, 19840), (7936, 14855), (9920, 11884)]