161845920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1583}}^1$

素因数の和:1675

約数の個数: 144

約数和(自身を含む): 560431872

約数和(自身を除く): 398585952

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 71, 72, 80, 90, 96, 120, 142, 144, 160, 180, 213, 240, 284, 288, 355, 360, 426, 480, 568, 639, 710, 720, 852, 1065, 1136, 1278, 1420, 1440, 1583, 1704, 2130, 2272, 2556, 2840, 3166, 3195, 3408, 4260, 4749, 5112, 5680, 6332, 6390, 6816, 7915, 8520, 9498, 10224, 11360, 12664, 12780, 14247, 15830, 17040, 18996, 20448, 23745, 25328, 25560, 28494, 31660, 34080, 37992, 47490, 50656, 51120, 56988, 63320, 71235, 75984, 94980, 102240, 112393, 113976, 126640, 142470, 151968, 189960, 224786, 227952, 253280, 284940, 337179, 379920, 449572, 455904, 561965, 569880, 674358, 759840, 899144, 1011537, 1123930, 1139760, 1348716, 1685895, 1798288, 2023074, 2247860, 2279520, 2697432, 3371790, 3596576, 4046148, 4495720, 5057685, 5394864, 6743580, 8092296, 8991440, 10115370, 10789728, 13487160, 16184592, 17982880, 20230740, 26974320, 32369184, 40461480, 53948640, 80922960, 161845920]

約数ペア:

[(1, 161845920), (2, 80922960), (3, 53948640), (4, 40461480), (5, 32369184), (6, 26974320), (8, 20230740), (9, 17982880), (10, 16184592), (12, 13487160), (15, 10789728), (16, 10115370), (18, 8991440), (20, 8092296), (24, 6743580), (30, 5394864), (32, 5057685), (36, 4495720), (40, 4046148), (45, 3596576), (48, 3371790), (60, 2697432), (71, 2279520), (72, 2247860), (80, 2023074), (90, 1798288), (96, 1685895), (120, 1348716), (142, 1139760), (144, 1123930), (160, 1011537), (180, 899144), (213, 759840), (240, 674358), (284, 569880), (288, 561965), (355, 455904), (360, 449572), (426, 379920), (480, 337179), (568, 284940), (639, 253280), (710, 227952), (720, 224786), (852, 189960), (1065, 151968), (1136, 142470), (1278, 126640), (1420, 113976), (1440, 112393), (1583, 102240), (1704, 94980), (2130, 75984), (2272, 71235), (2556, 63320), (2840, 56988), (3166, 51120), (3195, 50656), (3408, 47490), (4260, 37992), (4749, 34080), (5112, 31660), (5680, 28494), (6332, 25560), (6390, 25328), (6816, 23745), (7915, 20448), (8520, 18996), (9498, 17040), (10224, 15830), (11360, 14247), (12664, 12780)]