128220408

素因数分解:

$2^3\times 3^5\times {\mathrm{65957}}^1$

素因数の和:65978

約数の個数: 48

約数和(自身を含む): 360130680

約数和(自身を除く): 231910272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 972, 1944, 65957, 131914, 197871, 263828, 395742, 527656, 593613, 791484, 1187226, 1582968, 1780839, 2374452, 3561678, 4748904, 5342517, 7123356, 10685034, 14246712, 16027551, 21370068, 32055102, 42740136, 64110204, 128220408]

約数ペア:

[(1, 128220408), (2, 64110204), (3, 42740136), (4, 32055102), (6, 21370068), (8, 16027551), (9, 14246712), (12, 10685034), (18, 7123356), (24, 5342517), (27, 4748904), (36, 3561678), (54, 2374452), (72, 1780839), (81, 1582968), (108, 1187226), (162, 791484), (216, 593613), (243, 527656), (324, 395742), (486, 263828), (648, 197871), (972, 131914), (1944, 65957)]