40304640

素因数分解:

$2^{16}\times 3^1\times 5^1\times {\mathrm{41}}^1$

素因数の和:81

約数の個数: 136

約数和(自身を含む): 132119568

約数和(自身を除く): 91814928

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, 157440, 163840, 167936, 196608, 209920, 245760, 251904, 314880, 327680, 335872, 419840, 491520, 503808, 629760, 671744, 839680, 983040, 1007616, 1259520, 1343488, 1679360, 2015232, 2519040, 2686976, 3358720, 4030464, 5038080, 6717440, 8060928, 10076160, 13434880, 20152320, 40304640]

約数ペア:

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