1242562560

素因数分解:

$2^{20}\times 3^1\times 5^1\times {\mathrm{79}}^1$

素因数の和:127

約数の個数: 168

約数和(自身を含む): 4026529920

約数和(自身を除く): 2783967360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 79, 80, 96, 120, 128, 158, 160, 192, 237, 240, 256, 316, 320, 384, 395, 474, 480, 512, 632, 640, 768, 790, 948, 960, 1024, 1185, 1264, 1280, 1536, 1580, 1896, 1920, 2048, 2370, 2528, 2560, 3072, 3160, 3792, 3840, 4096, 4740, 5056, 5120, 6144, 6320, 7584, 7680, 8192, 9480, 10112, 10240, 12288, 12640, 15168, 15360, 16384, 18960, 20224, 20480, 24576, 25280, 30336, 30720, 32768, 37920, 40448, 40960, 49152, 50560, 60672, 61440, 65536, 75840, 80896, 81920, 98304, 101120, 121344, 122880, 131072, 151680, 161792, 163840, 196608, 202240, 242688, 245760, 262144, 303360, 323584, 327680, 393216, 404480, 485376, 491520, 524288, 606720, 647168, 655360, 786432, 808960, 970752, 983040, 1048576, 1213440, 1294336, 1310720, 1572864, 1617920, 1941504, 1966080, 2426880, 2588672, 2621440, 3145728, 3235840, 3883008, 3932160, 4853760, 5177344, 5242880, 6471680, 7766016, 7864320, 9707520, 10354688, 12943360, 15532032, 15728640, 19415040, 20709376, 25886720, 31064064, 38830080, 41418752, 51773440, 62128128, 77660160, 82837504, 103546880, 124256256, 155320320, 207093760, 248512512, 310640640, 414187520, 621281280, 1242562560]

約数ペア:

[(1, 1242562560), (2, 621281280), (3, 414187520), (4, 310640640), (5, 248512512), (6, 207093760), (8, 155320320), (10, 124256256), (12, 103546880), (15, 82837504), (16, 77660160), (20, 62128128), (24, 51773440), (30, 41418752), (32, 38830080), (40, 31064064), (48, 25886720), (60, 20709376), (64, 19415040), (79, 15728640), (80, 15532032), (96, 12943360), (120, 10354688), (128, 9707520), (158, 7864320), (160, 7766016), (192, 6471680), (237, 5242880), (240, 5177344), (256, 4853760), (316, 3932160), (320, 3883008), (384, 3235840), (395, 3145728), (474, 2621440), (480, 2588672), (512, 2426880), (632, 1966080), (640, 1941504), (768, 1617920), (790, 1572864), (948, 1310720), (960, 1294336), (1024, 1213440), (1185, 1048576), (1264, 983040), (1280, 970752), (1536, 808960), (1580, 786432), (1896, 655360), (1920, 647168), (2048, 606720), (2370, 524288), (2528, 491520), (2560, 485376), (3072, 404480), (3160, 393216), (3792, 327680), (3840, 323584), (4096, 303360), (4740, 262144), (5056, 245760), (5120, 242688), (6144, 202240), (6320, 196608), (7584, 163840), (7680, 161792), (8192, 151680), (9480, 131072), (10112, 122880), (10240, 121344), (12288, 101120), (12640, 98304), (15168, 81920), (15360, 80896), (16384, 75840), (18960, 65536), (20224, 61440), (20480, 60672), (24576, 50560), (25280, 49152), (30336, 40960), (30720, 40448), (32768, 37920)]