256987248

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{14431}}^1$

素因数の和:14502

約数の個数: 80

約数和(自身を含む): 773093376

約数和(自身を除く): 516106128

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 53, 56, 84, 106, 112, 159, 168, 212, 318, 336, 371, 424, 636, 742, 848, 1113, 1272, 1484, 2226, 2544, 2968, 4452, 5936, 8904, 14431, 17808, 28862, 43293, 57724, 86586, 101017, 115448, 173172, 202034, 230896, 303051, 346344, 404068, 606102, 692688, 764843, 808136, 1212204, 1529686, 1616272, 2294529, 2424408, 3059372, 4589058, 4848816, 5353901, 6118744, 9178116, 10707802, 12237488, 16061703, 18356232, 21415604, 32123406, 36712464, 42831208, 64246812, 85662416, 128493624, 256987248]

約数ペア:

[(1, 256987248), (2, 128493624), (3, 85662416), (4, 64246812), (6, 42831208), (7, 36712464), (8, 32123406), (12, 21415604), (14, 18356232), (16, 16061703), (21, 12237488), (24, 10707802), (28, 9178116), (42, 6118744), (48, 5353901), (53, 4848816), (56, 4589058), (84, 3059372), (106, 2424408), (112, 2294529), (159, 1616272), (168, 1529686), (212, 1212204), (318, 808136), (336, 764843), (371, 692688), (424, 606102), (636, 404068), (742, 346344), (848, 303051), (1113, 230896), (1272, 202034), (1484, 173172), (2226, 115448), (2544, 101017), (2968, 86586), (4452, 57724), (5936, 43293), (8904, 28862), (14431, 17808)]