317180920

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{3947}}^1$

素因数の和:4013

約数の個数: 96

約数和(自身を含む): 850636080

約数和(自身を除く): 533455160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 49, 56, 70, 82, 98, 140, 164, 196, 205, 245, 280, 287, 328, 392, 410, 490, 574, 820, 980, 1148, 1435, 1640, 1960, 2009, 2296, 2870, 3947, 4018, 5740, 7894, 8036, 10045, 11480, 15788, 16072, 19735, 20090, 27629, 31576, 39470, 40180, 55258, 78940, 80360, 110516, 138145, 157880, 161827, 193403, 221032, 276290, 323654, 386806, 552580, 647308, 773612, 809135, 967015, 1105160, 1132789, 1294616, 1547224, 1618270, 1934030, 2265578, 3236540, 3868060, 4531156, 5663945, 6473080, 7736120, 7929523, 9062312, 11327890, 15859046, 22655780, 31718092, 39647615, 45311560, 63436184, 79295230, 158590460, 317180920]

約数ペア:

[(1, 317180920), (2, 158590460), (4, 79295230), (5, 63436184), (7, 45311560), (8, 39647615), (10, 31718092), (14, 22655780), (20, 15859046), (28, 11327890), (35, 9062312), (40, 7929523), (41, 7736120), (49, 6473080), (56, 5663945), (70, 4531156), (82, 3868060), (98, 3236540), (140, 2265578), (164, 1934030), (196, 1618270), (205, 1547224), (245, 1294616), (280, 1132789), (287, 1105160), (328, 967015), (392, 809135), (410, 773612), (490, 647308), (574, 552580), (820, 386806), (980, 323654), (1148, 276290), (1435, 221032), (1640, 193403), (1960, 161827), (2009, 157880), (2296, 138145), (2870, 110516), (3947, 80360), (4018, 78940), (5740, 55258), (7894, 40180), (8036, 39470), (10045, 31576), (11480, 27629), (15788, 20090), (16072, 19735)]