3841728520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{257}}^1\times {\mathrm{271}}^1$

素因数の和:743

約数の個数: 128

約数和(自身を含む): 10004290560

約数和(自身を除く): 6162562040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 197, 257, 271, 280, 394, 514, 542, 788, 985, 1028, 1084, 1285, 1355, 1379, 1576, 1799, 1897, 1970, 2056, 2168, 2570, 2710, 2758, 3598, 3794, 3940, 5140, 5420, 5516, 6895, 7196, 7588, 7880, 8995, 9485, 10280, 10840, 11032, 13790, 14392, 15176, 17990, 18970, 27580, 35980, 37940, 50629, 53387, 55160, 69647, 71960, 75880, 101258, 106774, 139294, 202516, 213548, 253145, 266935, 278588, 348235, 354403, 373709, 405032, 427096, 487529, 506290, 533870, 557176, 696470, 708806, 747418, 975058, 1012580, 1067740, 1392940, 1417612, 1494836, 1772015, 1868545, 1950116, 2025160, 2135480, 2437645, 2785880, 2835224, 2989672, 3544030, 3737090, 3900232, 4875290, 7088060, 7474180, 9750580, 13720459, 14176120, 14948360, 19501160, 27440918, 54881836, 68602295, 96043213, 109763672, 137204590, 192086426, 274409180, 384172852, 480216065, 548818360, 768345704, 960432130, 1920864260, 3841728520]

約数ペア:

[(1, 3841728520), (2, 1920864260), (4, 960432130), (5, 768345704), (7, 548818360), (8, 480216065), (10, 384172852), (14, 274409180), (20, 192086426), (28, 137204590), (35, 109763672), (40, 96043213), (56, 68602295), (70, 54881836), (140, 27440918), (197, 19501160), (257, 14948360), (271, 14176120), (280, 13720459), (394, 9750580), (514, 7474180), (542, 7088060), (788, 4875290), (985, 3900232), (1028, 3737090), (1084, 3544030), (1285, 2989672), (1355, 2835224), (1379, 2785880), (1576, 2437645), (1799, 2135480), (1897, 2025160), (1970, 1950116), (2056, 1868545), (2168, 1772015), (2570, 1494836), (2710, 1417612), (2758, 1392940), (3598, 1067740), (3794, 1012580), (3940, 975058), (5140, 747418), (5420, 708806), (5516, 696470), (6895, 557176), (7196, 533870), (7588, 506290), (7880, 487529), (8995, 427096), (9485, 405032), (10280, 373709), (10840, 354403), (11032, 348235), (13790, 278588), (14392, 266935), (15176, 253145), (17990, 213548), (18970, 202516), (27580, 139294), (35980, 106774), (37940, 101258), (50629, 75880), (53387, 71960), (55160, 69647)]