1728491520

素因数分解:

$2^{12}\times 3^1\times 5^1\times 7^1\times {\mathrm{4019}}^1$

素因数の和:4058

約数の個数: 208

約数和(自身を含む): 6322141440

約数和(自身を除く): 4593649920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 512, 560, 640, 672, 768, 840, 896, 960, 1024, 1120, 1280, 1344, 1536, 1680, 1792, 1920, 2048, 2240, 2560, 2688, 3072, 3360, 3584, 3840, 4019, 4096, 4480, 5120, 5376, 6144, 6720, 7168, 7680, 8038, 8960, 10240, 10752, 12057, 12288, 13440, 14336, 15360, 16076, 17920, 20095, 20480, 21504, 24114, 26880, 28133, 28672, 30720, 32152, 35840, 40190, 43008, 48228, 53760, 56266, 60285, 61440, 64304, 71680, 80380, 84399, 86016, 96456, 107520, 112532, 120570, 128608, 140665, 143360, 160760, 168798, 192912, 215040, 225064, 241140, 257216, 281330, 321520, 337596, 385824, 421995, 430080, 450128, 482280, 514432, 562660, 643040, 675192, 771648, 843990, 900256, 964560, 1028864, 1125320, 1286080, 1350384, 1543296, 1687980, 1800512, 1929120, 2057728, 2250640, 2572160, 2700768, 3086592, 3375960, 3601024, 3858240, 4115456, 4501280, 5144320, 5401536, 6173184, 6751920, 7202048, 7716480, 8230912, 9002560, 10288640, 10803072, 12346368, 13503840, 14404096, 15432960, 16461824, 18005120, 20577280, 21606144, 24692736, 27007680, 28808192, 30865920, 36010240, 41154560, 43212288, 49385472, 54015360, 57616384, 61731840, 72020480, 82309120, 86424576, 108030720, 115232768, 123463680, 144040960, 172849152, 216061440, 246927360, 288081920, 345698304, 432122880, 576163840, 864245760, 1728491520]

約数ペア:

[(1, 1728491520), (2, 864245760), (3, 576163840), (4, 432122880), (5, 345698304), (6, 288081920), (7, 246927360), (8, 216061440), (10, 172849152), (12, 144040960), (14, 123463680), (15, 115232768), (16, 108030720), (20, 86424576), (21, 82309120), (24, 72020480), (28, 61731840), (30, 57616384), (32, 54015360), (35, 49385472), (40, 43212288), (42, 41154560), (48, 36010240), (56, 30865920), (60, 28808192), (64, 27007680), (70, 24692736), (80, 21606144), (84, 20577280), (96, 18005120), (105, 16461824), (112, 15432960), (120, 14404096), (128, 13503840), (140, 12346368), (160, 10803072), (168, 10288640), (192, 9002560), (210, 8230912), (224, 7716480), (240, 7202048), (256, 6751920), (280, 6173184), (320, 5401536), (336, 5144320), (384, 4501280), (420, 4115456), (448, 3858240), (480, 3601024), (512, 3375960), (560, 3086592), (640, 2700768), (672, 2572160), (768, 2250640), (840, 2057728), (896, 1929120), (960, 1800512), (1024, 1687980), (1120, 1543296), (1280, 1350384), (1344, 1286080), (1536, 1125320), (1680, 1028864), (1792, 964560), (1920, 900256), (2048, 843990), (2240, 771648), (2560, 675192), (2688, 643040), (3072, 562660), (3360, 514432), (3584, 482280), (3840, 450128), (4019, 430080), (4096, 421995), (4480, 385824), (5120, 337596), (5376, 321520), (6144, 281330), (6720, 257216), (7168, 241140), (7680, 225064), (8038, 215040), (8960, 192912), (10240, 168798), (10752, 160760), (12057, 143360), (12288, 140665), (13440, 128608), (14336, 120570), (15360, 112532), (16076, 107520), (17920, 96456), (20095, 86016), (20480, 84399), (21504, 80380), (24114, 71680), (26880, 64304), (28133, 61440), (28672, 60285), (30720, 56266), (32152, 53760), (35840, 48228), (40190, 43008)]