211670704

素因数分解:

$2^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{509}}^1$

素因数の和:650

約数の個数: 80

約数和(自身を含む): 485683200

約数和(自身を除く): 274012496

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 47, 56, 79, 94, 112, 158, 188, 316, 329, 376, 509, 553, 632, 658, 752, 1018, 1106, 1264, 1316, 2036, 2212, 2632, 3563, 3713, 4072, 4424, 5264, 7126, 7426, 8144, 8848, 14252, 14852, 23923, 25991, 28504, 29704, 40211, 47846, 51982, 57008, 59408, 80422, 95692, 103964, 160844, 167461, 191384, 207928, 281477, 321688, 334922, 382768, 415856, 562954, 643376, 669844, 1125908, 1339688, 1889917, 2251816, 2679376, 3779834, 4503632, 7559668, 13229419, 15119336, 26458838, 30238672, 52917676, 105835352, 211670704]

約数ペア:

[(1, 211670704), (2, 105835352), (4, 52917676), (7, 30238672), (8, 26458838), (14, 15119336), (16, 13229419), (28, 7559668), (47, 4503632), (56, 3779834), (79, 2679376), (94, 2251816), (112, 1889917), (158, 1339688), (188, 1125908), (316, 669844), (329, 643376), (376, 562954), (509, 415856), (553, 382768), (632, 334922), (658, 321688), (752, 281477), (1018, 207928), (1106, 191384), (1264, 167461), (1316, 160844), (2036, 103964), (2212, 95692), (2632, 80422), (3563, 59408), (3713, 57008), (4072, 51982), (4424, 47846), (5264, 40211), (7126, 29704), (7426, 28504), (8144, 25991), (8848, 23923), (14252, 14852)]