320666528

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{110119}}^1$

素因数の和:110149

約数の個数: 48

約数和(自身を含む): 777006720

約数和(自身を除く): 456340192

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 364, 416, 728, 1456, 2912, 110119, 220238, 440476, 770833, 880952, 1431547, 1541666, 1761904, 2863094, 3083332, 3523808, 5726188, 6166664, 10020829, 11452376, 12333328, 20041658, 22904752, 24666656, 40083316, 45809504, 80166632, 160333264, 320666528]

約数ペア:

[(1, 320666528), (2, 160333264), (4, 80166632), (7, 45809504), (8, 40083316), (13, 24666656), (14, 22904752), (16, 20041658), (26, 12333328), (28, 11452376), (32, 10020829), (52, 6166664), (56, 5726188), (91, 3523808), (104, 3083332), (112, 2863094), (182, 1761904), (208, 1541666), (224, 1431547), (364, 880952), (416, 770833), (728, 440476), (1456, 220238), (2912, 110119)]