128340720

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{59417}}^1$

素因数の和:59439

約数の個数: 80

約数和(自身を含む): 442069920

約数和(自身を除く): 313729200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 59417, 118834, 178251, 237668, 297085, 356502, 475336, 534753, 594170, 713004, 891255, 950672, 1069506, 1188340, 1426008, 1604259, 1782510, 2139012, 2376680, 2673765, 2852016, 3208518, 3565020, 4278024, 4753360, 5347530, 6417036, 7130040, 8021295, 8556048, 10695060, 12834072, 14260080, 16042590, 21390120, 25668144, 32085180, 42780240, 64170360, 128340720]

約数ペア:

[(1, 128340720), (2, 64170360), (3, 42780240), (4, 32085180), (5, 25668144), (6, 21390120), (8, 16042590), (9, 14260080), (10, 12834072), (12, 10695060), (15, 8556048), (16, 8021295), (18, 7130040), (20, 6417036), (24, 5347530), (27, 4753360), (30, 4278024), (36, 3565020), (40, 3208518), (45, 2852016), (48, 2673765), (54, 2376680), (60, 2139012), (72, 1782510), (80, 1604259), (90, 1426008), (108, 1188340), (120, 1069506), (135, 950672), (144, 891255), (180, 713004), (216, 594170), (240, 534753), (270, 475336), (360, 356502), (432, 297085), (540, 237668), (720, 178251), (1080, 118834), (2160, 59417)]