1493815120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{19471}}^1$

素因数の和:19628

約数の個数: 80

約数和(自身を含む): 3998458368

約数和(自身を除く): 2504643248

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 137, 140, 274, 280, 548, 560, 685, 959, 1096, 1370, 1918, 2192, 2740, 3836, 4795, 5480, 7672, 9590, 10960, 15344, 19180, 19471, 38360, 38942, 76720, 77884, 97355, 136297, 155768, 194710, 272594, 311536, 389420, 545188, 681485, 778840, 1090376, 1362970, 1557680, 2180752, 2667527, 2725940, 5335054, 5451880, 10670108, 10903760, 13337635, 18672689, 21340216, 26675270, 37345378, 42680432, 53350540, 74690756, 93363445, 106701080, 149381512, 186726890, 213402160, 298763024, 373453780, 746907560, 1493815120]

約数ペア:

[(1, 1493815120), (2, 746907560), (4, 373453780), (5, 298763024), (7, 213402160), (8, 186726890), (10, 149381512), (14, 106701080), (16, 93363445), (20, 74690756), (28, 53350540), (35, 42680432), (40, 37345378), (56, 26675270), (70, 21340216), (80, 18672689), (112, 13337635), (137, 10903760), (140, 10670108), (274, 5451880), (280, 5335054), (548, 2725940), (560, 2667527), (685, 2180752), (959, 1557680), (1096, 1362970), (1370, 1090376), (1918, 778840), (2192, 681485), (2740, 545188), (3836, 389420), (4795, 311536), (5480, 272594), (7672, 194710), (9590, 155768), (10960, 136297), (15344, 97355), (19180, 77884), (19471, 76720), (38360, 38942)]