12945960

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11987}}^1$

素因数の和:12007

約数の個数: 64

約数和(自身を含む): 43156800

約数和(自身を除く): 30210840

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, 11987, 23974, 35961, 47948, 59935, 71922, 95896, 107883, 119870, 143844, 179805, 215766, 239740, 287688, 323649, 359610, 431532, 479480, 539415, 647298, 719220, 863064, 1078830, 1294596, 1438440, 1618245, 2157660, 2589192, 3236490, 4315320, 6472980, 12945960]

約数ペア:

[(1, 12945960), (2, 6472980), (3, 4315320), (4, 3236490), (5, 2589192), (6, 2157660), (8, 1618245), (9, 1438440), (10, 1294596), (12, 1078830), (15, 863064), (18, 719220), (20, 647298), (24, 539415), (27, 479480), (30, 431532), (36, 359610), (40, 323649), (45, 287688), (54, 239740), (60, 215766), (72, 179805), (90, 143844), (108, 119870), (120, 107883), (135, 95896), (180, 71922), (216, 59935), (270, 47948), (360, 35961), (540, 23974), (1080, 11987)]