221781120

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{10501}}^1$

素因数の和:10534

約数の個数: 128

約数和(自身を含む): 771266880

約数和(自身を除く): 549485760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 128, 132, 160, 165, 176, 192, 220, 240, 264, 320, 330, 352, 384, 440, 480, 528, 640, 660, 704, 880, 960, 1056, 1320, 1408, 1760, 1920, 2112, 2640, 3520, 4224, 5280, 7040, 10501, 10560, 21002, 21120, 31503, 42004, 52505, 63006, 84008, 105010, 115511, 126012, 157515, 168016, 210020, 231022, 252024, 315030, 336032, 346533, 420040, 462044, 504048, 577555, 630060, 672064, 693066, 840080, 924088, 1008096, 1155110, 1260120, 1344128, 1386132, 1680160, 1732665, 1848176, 2016192, 2310220, 2520240, 2772264, 3360320, 3465330, 3696352, 4032384, 4620440, 5040480, 5544528, 6720640, 6930660, 7392704, 9240880, 10080960, 11089056, 13861320, 14785408, 18481760, 20161920, 22178112, 27722640, 36963520, 44356224, 55445280, 73927040, 110890560, 221781120]

約数ペア:

[(1, 221781120), (2, 110890560), (3, 73927040), (4, 55445280), (5, 44356224), (6, 36963520), (8, 27722640), (10, 22178112), (11, 20161920), (12, 18481760), (15, 14785408), (16, 13861320), (20, 11089056), (22, 10080960), (24, 9240880), (30, 7392704), (32, 6930660), (33, 6720640), (40, 5544528), (44, 5040480), (48, 4620440), (55, 4032384), (60, 3696352), (64, 3465330), (66, 3360320), (80, 2772264), (88, 2520240), (96, 2310220), (110, 2016192), (120, 1848176), (128, 1732665), (132, 1680160), (160, 1386132), (165, 1344128), (176, 1260120), (192, 1155110), (220, 1008096), (240, 924088), (264, 840080), (320, 693066), (330, 672064), (352, 630060), (384, 577555), (440, 504048), (480, 462044), (528, 420040), (640, 346533), (660, 336032), (704, 315030), (880, 252024), (960, 231022), (1056, 210020), (1320, 168016), (1408, 157515), (1760, 126012), (1920, 115511), (2112, 105010), (2640, 84008), (3520, 63006), (4224, 52505), (5280, 42004), (7040, 31503), (10501, 21120), (10560, 21002)]