420003840

素因数分解:

$2^{14}\times 3^1\times 5^1\times {\mathrm{1709}}^1$

素因数の和:1745

約数の個数: 120

約数和(自身を含む): 1344757680

約数和(自身を除く): 924753840

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, 16384, 17090, 20480, 20508, 24576, 25635, 27344, 30720, 34180, 40960, 41016, 49152, 51270, 54688, 61440, 68360, 81920, 82032, 102540, 109376, 122880, 136720, 164064, 205080, 218752, 245760, 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, 28000256, 35000320, 42000384, 52500480, 70000640, 84000768, 105000960, 140001280, 210001920, 420003840]

約数ペア:

[(1, 420003840), (2, 210001920), (3, 140001280), (4, 105000960), (5, 84000768), (6, 70000640), (8, 52500480), (10, 42000384), (12, 35000320), (15, 28000256), (16, 26250240), (20, 21000192), (24, 17500160), (30, 14000128), (32, 13125120), (40, 10500096), (48, 8750080), (60, 7000064), (64, 6562560), (80, 5250048), (96, 4375040), (120, 3500032), (128, 3281280), (160, 2625024), (192, 2187520), (240, 1750016), (256, 1640640), (320, 1312512), (384, 1093760), (480, 875008), (512, 820320), (640, 656256), (768, 546880), (960, 437504), (1024, 410160), (1280, 328128), (1536, 273440), (1709, 245760), (1920, 218752), (2048, 205080), (2560, 164064), (3072, 136720), (3418, 122880), (3840, 109376), (4096, 102540), (5120, 82032), (5127, 81920), (6144, 68360), (6836, 61440), (7680, 54688), (8192, 51270), (8545, 49152), (10240, 41016), (10254, 40960), (12288, 34180), (13672, 30720), (15360, 27344), (16384, 25635), (17090, 24576), (20480, 20508)]