18339480

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{16981}}^1$

素因数の和:17001

約数の個数: 64

約数和(自身を含む): 61135200

約数和(自身を除く): 42795720

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, 16981, 33962, 50943, 67924, 84905, 101886, 135848, 152829, 169810, 203772, 254715, 305658, 339620, 407544, 458487, 509430, 611316, 679240, 764145, 916974, 1018860, 1222632, 1528290, 1833948, 2037720, 2292435, 3056580, 3667896, 4584870, 6113160, 9169740, 18339480]

約数ペア:

[(1, 18339480), (2, 9169740), (3, 6113160), (4, 4584870), (5, 3667896), (6, 3056580), (8, 2292435), (9, 2037720), (10, 1833948), (12, 1528290), (15, 1222632), (18, 1018860), (20, 916974), (24, 764145), (27, 679240), (30, 611316), (36, 509430), (40, 458487), (45, 407544), (54, 339620), (60, 305658), (72, 254715), (90, 203772), (108, 169810), (120, 152829), (135, 135848), (180, 101886), (216, 84905), (270, 67924), (360, 50943), (540, 33962), (1080, 16981)]