208877312

素因数分解:

$2^8\times 7^1\times {\mathrm{229}}^1\times {\mathrm{509}}^1$

素因数の和:761

約数の個数: 72

約数和(自身を含む): 479522400

約数和(自身を除く): 270645088

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 229, 256, 448, 458, 509, 896, 916, 1018, 1603, 1792, 1832, 2036, 3206, 3563, 3664, 4072, 6412, 7126, 7328, 8144, 12824, 14252, 14656, 16288, 25648, 28504, 29312, 32576, 51296, 57008, 58624, 65152, 102592, 114016, 116561, 130304, 205184, 228032, 233122, 410368, 456064, 466244, 815927, 912128, 932488, 1631854, 1864976, 3263708, 3729952, 6527416, 7459904, 13054832, 14919808, 26109664, 29839616, 52219328, 104438656, 208877312]

約数ペア:

[(1, 208877312), (2, 104438656), (4, 52219328), (7, 29839616), (8, 26109664), (14, 14919808), (16, 13054832), (28, 7459904), (32, 6527416), (56, 3729952), (64, 3263708), (112, 1864976), (128, 1631854), (224, 932488), (229, 912128), (256, 815927), (448, 466244), (458, 456064), (509, 410368), (896, 233122), (916, 228032), (1018, 205184), (1603, 130304), (1792, 116561), (1832, 114016), (2036, 102592), (3206, 65152), (3563, 58624), (3664, 57008), (4072, 51296), (6412, 32576), (7126, 29312), (7328, 28504), (8144, 25648), (12824, 16288), (14252, 14656)]