128445184

素因数分解:

$2^8\times 7^1\times {\mathrm{229}}^1\times {\mathrm{313}}^1$

素因数の和:565

約数の個数: 72

約数和(自身を含む): 295235360

約数和(自身を除く): 166790176

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 229, 256, 313, 448, 458, 626, 896, 916, 1252, 1603, 1792, 1832, 2191, 2504, 3206, 3664, 4382, 5008, 6412, 7328, 8764, 10016, 12824, 14656, 17528, 20032, 25648, 29312, 35056, 40064, 51296, 58624, 70112, 71677, 80128, 102592, 140224, 143354, 205184, 280448, 286708, 410368, 501739, 560896, 573416, 1003478, 1146832, 2006956, 2293664, 4013912, 4587328, 8027824, 9174656, 16055648, 18349312, 32111296, 64222592, 128445184]

約数ペア:

[(1, 128445184), (2, 64222592), (4, 32111296), (7, 18349312), (8, 16055648), (14, 9174656), (16, 8027824), (28, 4587328), (32, 4013912), (56, 2293664), (64, 2006956), (112, 1146832), (128, 1003478), (224, 573416), (229, 560896), (256, 501739), (313, 410368), (448, 286708), (458, 280448), (626, 205184), (896, 143354), (916, 140224), (1252, 102592), (1603, 80128), (1792, 71677), (1832, 70112), (2191, 58624), (2504, 51296), (3206, 40064), (3664, 35056), (4382, 29312), (5008, 25648), (6412, 20032), (7328, 17528), (8764, 14656), (10016, 12824)]