16171920

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{7487}}^1$

素因数の和:7509

約数の個数: 80

約数和(自身を含む): 55710720

約数和(自身を除く): 39538800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 7487, 14974, 22461, 29948, 37435, 44922, 59896, 67383, 74870, 89844, 112305, 119792, 134766, 149740, 179688, 202149, 224610, 269532, 299480, 336915, 359376, 404298, 449220, 539064, 598960, 673830, 808596, 898440, 1010745, 1078128, 1347660, 1617192, 1796880, 2021490, 2695320, 3234384, 4042980, 5390640, 8085960, 16171920]

約数ペア:

[(1, 16171920), (2, 8085960), (3, 5390640), (4, 4042980), (5, 3234384), (6, 2695320), (8, 2021490), (9, 1796880), (10, 1617192), (12, 1347660), (15, 1078128), (16, 1010745), (18, 898440), (20, 808596), (24, 673830), (27, 598960), (30, 539064), (36, 449220), (40, 404298), (45, 359376), (48, 336915), (54, 299480), (60, 269532), (72, 224610), (80, 202149), (90, 179688), (108, 149740), (120, 134766), (135, 119792), (144, 112305), (180, 89844), (216, 74870), (240, 67383), (270, 59896), (360, 44922), (432, 37435), (540, 29948), (720, 22461), (1080, 14974), (2160, 7487)]