268052120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{389}}^1$

素因数の和:537

約数の個数: 128

約数和(自身を含む): 727833600

約数和(自身を除く): 459781480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 107, 115, 140, 161, 184, 214, 230, 280, 322, 389, 428, 460, 535, 644, 749, 778, 805, 856, 920, 1070, 1288, 1498, 1556, 1610, 1945, 2140, 2461, 2723, 2996, 3112, 3220, 3745, 3890, 4280, 4922, 5446, 5992, 6440, 7490, 7780, 8947, 9844, 10892, 12305, 13615, 14980, 15560, 17227, 17894, 19688, 21784, 24610, 27230, 29960, 34454, 35788, 41623, 44735, 49220, 54460, 62629, 68908, 71576, 83246, 86135, 89470, 98440, 108920, 125258, 137816, 166492, 172270, 178940, 208115, 250516, 291361, 313145, 332984, 344540, 357880, 416230, 501032, 582722, 626290, 689080, 832460, 957329, 1165444, 1252580, 1456805, 1664920, 1914658, 2330888, 2505160, 2913610, 3829316, 4786645, 5827220, 6701303, 7658632, 9573290, 11654440, 13402606, 19146580, 26805212, 33506515, 38293160, 53610424, 67013030, 134026060, 268052120]

約数ペア:

[(1, 268052120), (2, 134026060), (4, 67013030), (5, 53610424), (7, 38293160), (8, 33506515), (10, 26805212), (14, 19146580), (20, 13402606), (23, 11654440), (28, 9573290), (35, 7658632), (40, 6701303), (46, 5827220), (56, 4786645), (70, 3829316), (92, 2913610), (107, 2505160), (115, 2330888), (140, 1914658), (161, 1664920), (184, 1456805), (214, 1252580), (230, 1165444), (280, 957329), (322, 832460), (389, 689080), (428, 626290), (460, 582722), (535, 501032), (644, 416230), (749, 357880), (778, 344540), (805, 332984), (856, 313145), (920, 291361), (1070, 250516), (1288, 208115), (1498, 178940), (1556, 172270), (1610, 166492), (1945, 137816), (2140, 125258), (2461, 108920), (2723, 98440), (2996, 89470), (3112, 86135), (3220, 83246), (3745, 71576), (3890, 68908), (4280, 62629), (4922, 54460), (5446, 49220), (5992, 44735), (6440, 41623), (7490, 35788), (7780, 34454), (8947, 29960), (9844, 27230), (10892, 24610), (12305, 21784), (13615, 19688), (14980, 17894), (15560, 17227)]