68751720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{63659}}^1$

素因数の和:63679

約数の個数: 64

約数和(自身を含む): 229176000

約数和(自身を除く): 160424280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 63659, 127318, 190977, 254636, 318295, 381954, 509272, 572931, 636590, 763908, 954885, 1145862, 1273180, 1527816, 1718793, 1909770, 2291724, 2546360, 2864655, 3437586, 3819540, 4583448, 5729310, 6875172, 7639080, 8593965, 11458620, 13750344, 17187930, 22917240, 34375860, 68751720]

約数ペア:

[(1, 68751720), (2, 34375860), (3, 22917240), (4, 17187930), (5, 13750344), (6, 11458620), (8, 8593965), (9, 7639080), (10, 6875172), (12, 5729310), (15, 4583448), (18, 3819540), (20, 3437586), (24, 2864655), (27, 2546360), (30, 2291724), (36, 1909770), (40, 1718793), (45, 1527816), (54, 1273180), (60, 1145862), (72, 954885), (90, 763908), (108, 636590), (120, 572931), (135, 509272), (180, 381954), (216, 318295), (270, 254636), (360, 190977), (540, 127318), (1080, 63659)]