1389726720

素因数分解:

$2^{10}\times 3^5\times 5^1\times {\mathrm{1117}}^1$

素因数の和:1157

約数の個数: 264

約数和(自身を含む): 4998184464

約数和(自身を除く): 3608457744

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 243, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 486, 512, 540, 576, 640, 648, 720, 768, 810, 864, 960, 972, 1024, 1080, 1117, 1152, 1215, 1280, 1296, 1440, 1536, 1620, 1728, 1920, 1944, 2160, 2234, 2304, 2430, 2560, 2592, 2880, 3072, 3240, 3351, 3456, 3840, 3888, 4320, 4468, 4608, 4860, 5120, 5184, 5585, 5760, 6480, 6702, 6912, 7680, 7776, 8640, 8936, 9216, 9720, 10053, 10368, 11170, 11520, 12960, 13404, 13824, 15360, 15552, 16755, 17280, 17872, 19440, 20106, 20736, 22340, 23040, 25920, 26808, 27648, 30159, 31104, 33510, 34560, 35744, 38880, 40212, 41472, 44680, 46080, 50265, 51840, 53616, 60318, 62208, 67020, 69120, 71488, 77760, 80424, 82944, 89360, 90477, 100530, 103680, 107232, 120636, 124416, 134040, 138240, 142976, 150795, 155520, 160848, 178720, 180954, 201060, 207360, 214464, 241272, 248832, 268080, 271431, 285952, 301590, 311040, 321696, 357440, 361908, 402120, 414720, 428928, 452385, 482544, 536160, 542862, 571904, 603180, 622080, 643392, 714880, 723816, 804240, 857856, 904770, 965088, 1072320, 1085724, 1143808, 1206360, 1244160, 1286784, 1357155, 1429760, 1447632, 1608480, 1715712, 1809540, 1930176, 2144640, 2171448, 2412720, 2573568, 2714310, 2859520, 2895264, 3216960, 3431424, 3619080, 3860352, 4289280, 4342896, 4825440, 5147136, 5428620, 5719040, 5790528, 6433920, 7238160, 7720704, 8578560, 8685792, 9650880, 10294272, 10857240, 11581056, 12867840, 14476320, 15441408, 17157120, 17371584, 19301760, 21714480, 23162112, 25735680, 28952640, 30882816, 34743168, 38603520, 43428960, 46324224, 51471360, 57905280, 69486336, 77207040, 86857920, 92648448, 115810560, 138972672, 154414080, 173715840, 231621120, 277945344, 347431680, 463242240, 694863360, 1389726720]

約数ペア:

[(1, 1389726720), (2, 694863360), (3, 463242240), (4, 347431680), (5, 277945344), (6, 231621120), (8, 173715840), (9, 154414080), (10, 138972672), (12, 115810560), (15, 92648448), (16, 86857920), (18, 77207040), (20, 69486336), (24, 57905280), (27, 51471360), (30, 46324224), (32, 43428960), (36, 38603520), (40, 34743168), (45, 30882816), (48, 28952640), (54, 25735680), (60, 23162112), (64, 21714480), (72, 19301760), (80, 17371584), (81, 17157120), (90, 15441408), (96, 14476320), (108, 12867840), (120, 11581056), (128, 10857240), (135, 10294272), (144, 9650880), (160, 8685792), (162, 8578560), (180, 7720704), (192, 7238160), (216, 6433920), (240, 5790528), (243, 5719040), (256, 5428620), (270, 5147136), (288, 4825440), (320, 4342896), (324, 4289280), (360, 3860352), (384, 3619080), (405, 3431424), (432, 3216960), (480, 2895264), (486, 2859520), (512, 2714310), (540, 2573568), (576, 2412720), (640, 2171448), (648, 2144640), (720, 1930176), (768, 1809540), (810, 1715712), (864, 1608480), (960, 1447632), (972, 1429760), (1024, 1357155), (1080, 1286784), (1117, 1244160), (1152, 1206360), (1215, 1143808), (1280, 1085724), (1296, 1072320), (1440, 965088), (1536, 904770), (1620, 857856), (1728, 804240), (1920, 723816), (1944, 714880), (2160, 643392), (2234, 622080), (2304, 603180), (2430, 571904), (2560, 542862), (2592, 536160), (2880, 482544), (3072, 452385), (3240, 428928), (3351, 414720), (3456, 402120), (3840, 361908), (3888, 357440), (4320, 321696), (4468, 311040), (4608, 301590), (4860, 285952), (5120, 271431), (5184, 268080), (5585, 248832), (5760, 241272), (6480, 214464), (6702, 207360), (6912, 201060), (7680, 180954), (7776, 178720), (8640, 160848), (8936, 155520), (9216, 150795), (9720, 142976), (10053, 138240), (10368, 134040), (11170, 124416), (11520, 120636), (12960, 107232), (13404, 103680), (13824, 100530), (15360, 90477), (15552, 89360), (16755, 82944), (17280, 80424), (17872, 77760), (19440, 71488), (20106, 69120), (20736, 67020), (22340, 62208), (23040, 60318), (25920, 53616), (26808, 51840), (27648, 50265), (30159, 46080), (31104, 44680), (33510, 41472), (34560, 40212), (35744, 38880)]