280448

素因数分解:

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

素因数の和:334

約数の個数: 32

約数和(自身を含む): 640560

約数和(自身を除く): 360112

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 313, 448, 626, 896, 1252, 2191, 2504, 4382, 5008, 8764, 10016, 17528, 20032, 35056, 40064, 70112, 140224, 280448]

約数ペア:

[(1, 280448), (2, 140224), (4, 70112), (7, 40064), (8, 35056), (14, 20032), (16, 17528), (28, 10016), (32, 8764), (56, 5008), (64, 4382), (112, 2504), (128, 2191), (224, 1252), (313, 896), (448, 626)]