1377450140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1\times {\mathrm{431}}^1$

素因数の和:723

約数の個数: 96

約数和(自身を含む): 3222374400

約数和(自身を除く): 1844924260

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 73, 110, 146, 199, 220, 292, 365, 398, 431, 730, 796, 803, 862, 995, 1460, 1606, 1724, 1990, 2155, 2189, 3212, 3980, 4015, 4310, 4378, 4741, 8030, 8620, 8756, 9482, 10945, 14527, 16060, 18964, 21890, 23705, 29054, 31463, 43780, 47410, 58108, 62926, 72635, 85769, 94820, 125852, 145270, 157315, 159797, 171538, 290540, 314630, 319594, 343076, 346093, 428845, 629260, 639188, 692186, 798985, 857690, 943459, 1384372, 1597970, 1715380, 1730465, 1886918, 3195940, 3460930, 3773836, 4717295, 6261137, 6921860, 9434590, 12522274, 18869180, 25044548, 31305685, 62611370, 68872507, 125222740, 137745014, 275490028, 344362535, 688725070, 1377450140]

約数ペア:

[(1, 1377450140), (2, 688725070), (4, 344362535), (5, 275490028), (10, 137745014), (11, 125222740), (20, 68872507), (22, 62611370), (44, 31305685), (55, 25044548), (73, 18869180), (110, 12522274), (146, 9434590), (199, 6921860), (220, 6261137), (292, 4717295), (365, 3773836), (398, 3460930), (431, 3195940), (730, 1886918), (796, 1730465), (803, 1715380), (862, 1597970), (995, 1384372), (1460, 943459), (1606, 857690), (1724, 798985), (1990, 692186), (2155, 639188), (2189, 629260), (3212, 428845), (3980, 346093), (4015, 343076), (4310, 319594), (4378, 314630), (4741, 290540), (8030, 171538), (8620, 159797), (8756, 157315), (9482, 145270), (10945, 125852), (14527, 94820), (16060, 85769), (18964, 72635), (21890, 62926), (23705, 58108), (29054, 47410), (31463, 43780)]