161218560

素因数分解:

$2^{18}\times 3^1\times 5^1\times {\mathrm{41}}^1$

素因数の和:85

約数の個数: 152

約数和(自身を含む): 528481296

約数和(自身を除く): 367262736

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 64, 80, 82, 96, 120, 123, 128, 160, 164, 192, 205, 240, 246, 256, 320, 328, 384, 410, 480, 492, 512, 615, 640, 656, 768, 820, 960, 984, 1024, 1230, 1280, 1312, 1536, 1640, 1920, 1968, 2048, 2460, 2560, 2624, 3072, 3280, 3840, 3936, 4096, 4920, 5120, 5248, 6144, 6560, 7680, 7872, 8192, 9840, 10240, 10496, 12288, 13120, 15360, 15744, 16384, 19680, 20480, 20992, 24576, 26240, 30720, 31488, 32768, 39360, 40960, 41984, 49152, 52480, 61440, 62976, 65536, 78720, 81920, 83968, 98304, 104960, 122880, 125952, 131072, 157440, 163840, 167936, 196608, 209920, 245760, 251904, 262144, 314880, 327680, 335872, 393216, 419840, 491520, 503808, 629760, 655360, 671744, 786432, 839680, 983040, 1007616, 1259520, 1310720, 1343488, 1679360, 1966080, 2015232, 2519040, 2686976, 3358720, 3932160, 4030464, 5038080, 5373952, 6717440, 8060928, 10076160, 10747904, 13434880, 16121856, 20152320, 26869760, 32243712, 40304640, 53739520, 80609280, 161218560]

約数ペア:

[(1, 161218560), (2, 80609280), (3, 53739520), (4, 40304640), (5, 32243712), (6, 26869760), (8, 20152320), (10, 16121856), (12, 13434880), (15, 10747904), (16, 10076160), (20, 8060928), (24, 6717440), (30, 5373952), (32, 5038080), (40, 4030464), (41, 3932160), (48, 3358720), (60, 2686976), (64, 2519040), (80, 2015232), (82, 1966080), (96, 1679360), (120, 1343488), (123, 1310720), (128, 1259520), (160, 1007616), (164, 983040), (192, 839680), (205, 786432), (240, 671744), (246, 655360), (256, 629760), (320, 503808), (328, 491520), (384, 419840), (410, 393216), (480, 335872), (492, 327680), (512, 314880), (615, 262144), (640, 251904), (656, 245760), (768, 209920), (820, 196608), (960, 167936), (984, 163840), (1024, 157440), (1230, 131072), (1280, 125952), (1312, 122880), (1536, 104960), (1640, 98304), (1920, 83968), (1968, 81920), (2048, 78720), (2460, 65536), (2560, 62976), (2624, 61440), (3072, 52480), (3280, 49152), (3840, 41984), (3936, 40960), (4096, 39360), (4920, 32768), (5120, 31488), (5248, 30720), (6144, 26240), (6560, 24576), (7680, 20992), (7872, 20480), (8192, 19680), (9840, 16384), (10240, 15744), (10496, 15360), (12288, 13120)]