12887640

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11933}}^1$

素因数の和:11953

約数の個数: 64

約数和(自身を含む): 42962400

約数和(自身を除く): 30074760

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, 11933, 23866, 35799, 47732, 59665, 71598, 95464, 107397, 119330, 143196, 178995, 214794, 238660, 286392, 322191, 357990, 429588, 477320, 536985, 644382, 715980, 859176, 1073970, 1288764, 1431960, 1610955, 2147940, 2577528, 3221910, 4295880, 6443820, 12887640]

約数ペア:

[(1, 12887640), (2, 6443820), (3, 4295880), (4, 3221910), (5, 2577528), (6, 2147940), (8, 1610955), (9, 1431960), (10, 1288764), (12, 1073970), (15, 859176), (18, 715980), (20, 644382), (24, 536985), (27, 477320), (30, 429588), (36, 357990), (40, 322191), (45, 286392), (54, 238660), (60, 214794), (72, 178995), (90, 143196), (108, 119330), (120, 107397), (135, 95464), (180, 71598), (216, 59665), (270, 47732), (360, 35799), (540, 23866), (1080, 11933)]