215531520

素因数分解:

$2^{14}\times 3^1\times 5^1\times {\mathrm{877}}^1$

素因数の和:913

約数の個数: 120

約数和(自身を含む): 690466224

約数和(自身を除く): 474934704

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 877, 960, 1024, 1280, 1536, 1754, 1920, 2048, 2560, 2631, 3072, 3508, 3840, 4096, 4385, 5120, 5262, 6144, 7016, 7680, 8192, 8770, 10240, 10524, 12288, 13155, 14032, 15360, 16384, 17540, 20480, 21048, 24576, 26310, 28064, 30720, 35080, 40960, 42096, 49152, 52620, 56128, 61440, 70160, 81920, 84192, 105240, 112256, 122880, 140320, 168384, 210480, 224512, 245760, 280640, 336768, 420960, 449024, 561280, 673536, 841920, 898048, 1122560, 1347072, 1683840, 1796096, 2245120, 2694144, 3367680, 3592192, 4490240, 5388288, 6735360, 7184384, 8980480, 10776576, 13470720, 14368768, 17960960, 21553152, 26941440, 35921920, 43106304, 53882880, 71843840, 107765760, 215531520]

約数ペア:

[(1, 215531520), (2, 107765760), (3, 71843840), (4, 53882880), (5, 43106304), (6, 35921920), (8, 26941440), (10, 21553152), (12, 17960960), (15, 14368768), (16, 13470720), (20, 10776576), (24, 8980480), (30, 7184384), (32, 6735360), (40, 5388288), (48, 4490240), (60, 3592192), (64, 3367680), (80, 2694144), (96, 2245120), (120, 1796096), (128, 1683840), (160, 1347072), (192, 1122560), (240, 898048), (256, 841920), (320, 673536), (384, 561280), (480, 449024), (512, 420960), (640, 336768), (768, 280640), (877, 245760), (960, 224512), (1024, 210480), (1280, 168384), (1536, 140320), (1754, 122880), (1920, 112256), (2048, 105240), (2560, 84192), (2631, 81920), (3072, 70160), (3508, 61440), (3840, 56128), (4096, 52620), (4385, 49152), (5120, 42096), (5262, 40960), (6144, 35080), (7016, 30720), (7680, 28064), (8192, 26310), (8770, 24576), (10240, 21048), (10524, 20480), (12288, 17540), (13155, 16384), (14032, 15360)]