728553280

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{197}}^1$

素因数の和:361

約数の個数: 224

約数和(自身を含む): 2162958336

約数和(自身を除く): 1434405056

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 127, 130, 140, 160, 182, 197, 208, 224, 254, 260, 280, 320, 364, 394, 416, 448, 455, 508, 520, 560, 635, 728, 788, 832, 889, 910, 985, 1016, 1040, 1120, 1270, 1379, 1456, 1576, 1651, 1778, 1820, 1970, 2032, 2080, 2240, 2540, 2561, 2758, 2912, 3152, 3302, 3556, 3640, 3940, 4064, 4160, 4445, 5080, 5122, 5516, 5824, 6304, 6604, 6895, 7112, 7280, 7880, 8128, 8255, 8890, 10160, 10244, 11032, 11557, 12608, 12805, 13208, 13790, 14224, 14560, 15760, 16510, 17780, 17927, 20320, 20488, 22064, 23114, 25019, 25610, 26416, 27580, 28448, 29120, 31520, 33020, 35560, 35854, 40640, 40976, 44128, 46228, 50038, 51220, 52832, 55160, 56896, 57785, 63040, 66040, 71120, 71708, 81952, 88256, 89635, 92456, 100076, 102440, 105664, 110320, 115570, 125095, 132080, 142240, 143416, 163904, 175133, 179270, 184912, 200152, 204880, 220640, 231140, 250190, 264160, 284480, 286832, 325247, 350266, 358540, 369824, 400304, 409760, 441280, 462280, 500380, 528320, 573664, 650494, 700532, 717080, 739648, 800608, 819520, 875665, 924560, 1000760, 1147328, 1300988, 1401064, 1434160, 1601216, 1626235, 1751330, 1849120, 2001520, 2276729, 2601976, 2802128, 2868320, 3252470, 3502660, 3698240, 4003040, 4553458, 5203952, 5604256, 5736640, 6504940, 7005320, 8006080, 9106916, 10407904, 11208512, 11383645, 13009880, 14010640, 18213832, 20815808, 22767290, 26019760, 28021280, 36427664, 45534580, 52039520, 56042560, 72855328, 91069160, 104079040, 145710656, 182138320, 364276640, 728553280]

約数ペア:

[(1, 728553280), (2, 364276640), (4, 182138320), (5, 145710656), (7, 104079040), (8, 91069160), (10, 72855328), (13, 56042560), (14, 52039520), (16, 45534580), (20, 36427664), (26, 28021280), (28, 26019760), (32, 22767290), (35, 20815808), (40, 18213832), (52, 14010640), (56, 13009880), (64, 11383645), (65, 11208512), (70, 10407904), (80, 9106916), (91, 8006080), (104, 7005320), (112, 6504940), (127, 5736640), (130, 5604256), (140, 5203952), (160, 4553458), (182, 4003040), (197, 3698240), (208, 3502660), (224, 3252470), (254, 2868320), (260, 2802128), (280, 2601976), (320, 2276729), (364, 2001520), (394, 1849120), (416, 1751330), (448, 1626235), (455, 1601216), (508, 1434160), (520, 1401064), (560, 1300988), (635, 1147328), (728, 1000760), (788, 924560), (832, 875665), (889, 819520), (910, 800608), (985, 739648), (1016, 717080), (1040, 700532), (1120, 650494), (1270, 573664), (1379, 528320), (1456, 500380), (1576, 462280), (1651, 441280), (1778, 409760), (1820, 400304), (1970, 369824), (2032, 358540), (2080, 350266), (2240, 325247), (2540, 286832), (2561, 284480), (2758, 264160), (2912, 250190), (3152, 231140), (3302, 220640), (3556, 204880), (3640, 200152), (3940, 184912), (4064, 179270), (4160, 175133), (4445, 163904), (5080, 143416), (5122, 142240), (5516, 132080), (5824, 125095), (6304, 115570), (6604, 110320), (6895, 105664), (7112, 102440), (7280, 100076), (7880, 92456), (8128, 89635), (8255, 88256), (8890, 81952), (10160, 71708), (10244, 71120), (11032, 66040), (11557, 63040), (12608, 57785), (12805, 56896), (13208, 55160), (13790, 52832), (14224, 51220), (14560, 50038), (15760, 46228), (16510, 44128), (17780, 40976), (17927, 40640), (20320, 35854), (20488, 35560), (22064, 33020), (23114, 31520), (25019, 29120), (25610, 28448), (26416, 27580)]