210001920

素因数分解:

$2^{13}\times 3^1\times 5^1\times {\mathrm{1709}}^1$

素因数の和:1743

約数の個数: 112

約数和(自身を含む): 672358320

約数和(自身を除く): 462356400

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, 960, 1024, 1280, 1536, 1709, 1920, 2048, 2560, 3072, 3418, 3840, 4096, 5120, 5127, 6144, 6836, 7680, 8192, 8545, 10240, 10254, 12288, 13672, 15360, 17090, 20480, 20508, 24576, 25635, 27344, 30720, 34180, 40960, 41016, 51270, 54688, 61440, 68360, 82032, 102540, 109376, 122880, 136720, 164064, 205080, 218752, 273440, 328128, 410160, 437504, 546880, 656256, 820320, 875008, 1093760, 1312512, 1640640, 1750016, 2187520, 2625024, 3281280, 3500032, 4375040, 5250048, 6562560, 7000064, 8750080, 10500096, 13125120, 14000128, 17500160, 21000192, 26250240, 35000320, 42000384, 52500480, 70000640, 105000960, 210001920]

約数ペア:

[(1, 210001920), (2, 105000960), (3, 70000640), (4, 52500480), (5, 42000384), (6, 35000320), (8, 26250240), (10, 21000192), (12, 17500160), (15, 14000128), (16, 13125120), (20, 10500096), (24, 8750080), (30, 7000064), (32, 6562560), (40, 5250048), (48, 4375040), (60, 3500032), (64, 3281280), (80, 2625024), (96, 2187520), (120, 1750016), (128, 1640640), (160, 1312512), (192, 1093760), (240, 875008), (256, 820320), (320, 656256), (384, 546880), (480, 437504), (512, 410160), (640, 328128), (768, 273440), (960, 218752), (1024, 205080), (1280, 164064), (1536, 136720), (1709, 122880), (1920, 109376), (2048, 102540), (2560, 82032), (3072, 68360), (3418, 61440), (3840, 54688), (4096, 51270), (5120, 41016), (5127, 40960), (6144, 34180), (6836, 30720), (7680, 27344), (8192, 25635), (8545, 24576), (10240, 20508), (10254, 20480), (12288, 17090), (13672, 15360)]