2021130240

素因数分解:

$2^{19}\times 3^1\times 5^1\times {\mathrm{257}}^1$

素因数の和:303

約数の個数: 160

約数和(自身を含む): 6492776400

約数和(自身を除く): 4471646160

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, 257, 320, 384, 480, 512, 514, 640, 768, 771, 960, 1024, 1028, 1280, 1285, 1536, 1542, 1920, 2048, 2056, 2560, 2570, 3072, 3084, 3840, 3855, 4096, 4112, 5120, 5140, 6144, 6168, 7680, 7710, 8192, 8224, 10240, 10280, 12288, 12336, 15360, 15420, 16384, 16448, 20480, 20560, 24576, 24672, 30720, 30840, 32768, 32896, 40960, 41120, 49152, 49344, 61440, 61680, 65536, 65792, 81920, 82240, 98304, 98688, 122880, 123360, 131072, 131584, 163840, 164480, 196608, 197376, 245760, 246720, 262144, 263168, 327680, 328960, 393216, 394752, 491520, 493440, 524288, 526336, 655360, 657920, 786432, 789504, 983040, 986880, 1052672, 1310720, 1315840, 1572864, 1579008, 1966080, 1973760, 2105344, 2621440, 2631680, 3158016, 3932160, 3947520, 4210688, 5263360, 6316032, 7864320, 7895040, 8421376, 10526720, 12632064, 15790080, 16842752, 21053440, 25264128, 31580160, 33685504, 42106880, 50528256, 63160320, 67371008, 84213760, 101056512, 126320640, 134742016, 168427520, 202113024, 252641280, 336855040, 404226048, 505282560, 673710080, 1010565120, 2021130240]

約数ペア:

[(1, 2021130240), (2, 1010565120), (3, 673710080), (4, 505282560), (5, 404226048), (6, 336855040), (8, 252641280), (10, 202113024), (12, 168427520), (15, 134742016), (16, 126320640), (20, 101056512), (24, 84213760), (30, 67371008), (32, 63160320), (40, 50528256), (48, 42106880), (60, 33685504), (64, 31580160), (80, 25264128), (96, 21053440), (120, 16842752), (128, 15790080), (160, 12632064), (192, 10526720), (240, 8421376), (256, 7895040), (257, 7864320), (320, 6316032), (384, 5263360), (480, 4210688), (512, 3947520), (514, 3932160), (640, 3158016), (768, 2631680), (771, 2621440), (960, 2105344), (1024, 1973760), (1028, 1966080), (1280, 1579008), (1285, 1572864), (1536, 1315840), (1542, 1310720), (1920, 1052672), (2048, 986880), (2056, 983040), (2560, 789504), (2570, 786432), (3072, 657920), (3084, 655360), (3840, 526336), (3855, 524288), (4096, 493440), (4112, 491520), (5120, 394752), (5140, 393216), (6144, 328960), (6168, 327680), (7680, 263168), (7710, 262144), (8192, 246720), (8224, 245760), (10240, 197376), (10280, 196608), (12288, 164480), (12336, 163840), (15360, 131584), (15420, 131072), (16384, 123360), (16448, 122880), (20480, 98688), (20560, 98304), (24576, 82240), (24672, 81920), (30720, 65792), (30840, 65536), (32768, 61680), (32896, 61440), (40960, 49344), (41120, 49152)]