68540760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{190391}}^1$

素因数の和:190408

約数の個数: 48

約数和(自身を含む): 222758640

約数和(自身を除く): 154217880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 190391, 380782, 571173, 761564, 951955, 1142346, 1523128, 1713519, 1903910, 2284692, 2855865, 3427038, 3807820, 4569384, 5711730, 6854076, 7615640, 8567595, 11423460, 13708152, 17135190, 22846920, 34270380, 68540760]

約数ペア:

[(1, 68540760), (2, 34270380), (3, 22846920), (4, 17135190), (5, 13708152), (6, 11423460), (8, 8567595), (9, 7615640), (10, 6854076), (12, 5711730), (15, 4569384), (18, 3807820), (20, 3427038), (24, 2855865), (30, 2284692), (36, 1903910), (40, 1713519), (45, 1523128), (60, 1142346), (72, 951955), (90, 761564), (120, 571173), (180, 380782), (360, 190391)]