21174480

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{9803}}^1$

素因数の和:9825

約数の個数: 80

約数和(自身を含む): 72941760

約数和(自身を除く): 51767280

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, 9803, 19606, 29409, 39212, 49015, 58818, 78424, 88227, 98030, 117636, 147045, 156848, 176454, 196060, 235272, 264681, 294090, 352908, 392120, 441135, 470544, 529362, 588180, 705816, 784240, 882270, 1058724, 1176360, 1323405, 1411632, 1764540, 2117448, 2352720, 2646810, 3529080, 4234896, 5293620, 7058160, 10587240, 21174480]

約数ペア:

[(1, 21174480), (2, 10587240), (3, 7058160), (4, 5293620), (5, 4234896), (6, 3529080), (8, 2646810), (9, 2352720), (10, 2117448), (12, 1764540), (15, 1411632), (16, 1323405), (18, 1176360), (20, 1058724), (24, 882270), (27, 784240), (30, 705816), (36, 588180), (40, 529362), (45, 470544), (48, 441135), (54, 392120), (60, 352908), (72, 294090), (80, 264681), (90, 235272), (108, 196060), (120, 176454), (135, 156848), (144, 147045), (180, 117636), (216, 98030), (240, 88227), (270, 78424), (360, 58818), (432, 49015), (540, 39212), (720, 29409), (1080, 19606), (2160, 9803)]