220037120

素因数分解:

$2^{15}\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1$

素因数の和:131

約数の個数: 128

約数和(自身を含む): 566222400

約数和(自身を除く): 346185280

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 79, 80, 85, 128, 136, 158, 160, 170, 256, 272, 316, 320, 340, 395, 512, 544, 632, 640, 680, 790, 1024, 1088, 1264, 1280, 1343, 1360, 1580, 2048, 2176, 2528, 2560, 2686, 2720, 3160, 4096, 4352, 5056, 5120, 5372, 5440, 6320, 6715, 8192, 8704, 10112, 10240, 10744, 10880, 12640, 13430, 16384, 17408, 20224, 20480, 21488, 21760, 25280, 26860, 32768, 34816, 40448, 40960, 42976, 43520, 50560, 53720, 69632, 80896, 81920, 85952, 87040, 101120, 107440, 139264, 161792, 163840, 171904, 174080, 202240, 214880, 278528, 323584, 343808, 348160, 404480, 429760, 557056, 647168, 687616, 696320, 808960, 859520, 1294336, 1375232, 1392640, 1617920, 1719040, 2588672, 2750464, 2785280, 3235840, 3438080, 5500928, 6471680, 6876160, 11001856, 12943360, 13752320, 22003712, 27504640, 44007424, 55009280, 110018560, 220037120]

約数ペア:

[(1, 220037120), (2, 110018560), (4, 55009280), (5, 44007424), (8, 27504640), (10, 22003712), (16, 13752320), (17, 12943360), (20, 11001856), (32, 6876160), (34, 6471680), (40, 5500928), (64, 3438080), (68, 3235840), (79, 2785280), (80, 2750464), (85, 2588672), (128, 1719040), (136, 1617920), (158, 1392640), (160, 1375232), (170, 1294336), (256, 859520), (272, 808960), (316, 696320), (320, 687616), (340, 647168), (395, 557056), (512, 429760), (544, 404480), (632, 348160), (640, 343808), (680, 323584), (790, 278528), (1024, 214880), (1088, 202240), (1264, 174080), (1280, 171904), (1343, 163840), (1360, 161792), (1580, 139264), (2048, 107440), (2176, 101120), (2528, 87040), (2560, 85952), (2686, 81920), (2720, 80896), (3160, 69632), (4096, 53720), (4352, 50560), (5056, 43520), (5120, 42976), (5372, 40960), (5440, 40448), (6320, 34816), (6715, 32768), (8192, 26860), (8704, 25280), (10112, 21760), (10240, 21488), (10744, 20480), (10880, 20224), (12640, 17408), (13430, 16384)]