71153640

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{21961}}^1$

素因数の和:21984

約数の個数: 80

約数和(自身を含む): 239166180

約数和(自身を除く): 168012540

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, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 21961, 43922, 65883, 87844, 109805, 131766, 175688, 197649, 219610, 263532, 329415, 395298, 439220, 527064, 592947, 658830, 790596, 878440, 988245, 1185894, 1317660, 1581192, 1778841, 1976490, 2371788, 2635320, 2964735, 3557682, 3952980, 4743576, 5929470, 7115364, 7905960, 8894205, 11858940, 14230728, 17788410, 23717880, 35576820, 71153640]

約数ペア:

[(1, 71153640), (2, 35576820), (3, 23717880), (4, 17788410), (5, 14230728), (6, 11858940), (8, 8894205), (9, 7905960), (10, 7115364), (12, 5929470), (15, 4743576), (18, 3952980), (20, 3557682), (24, 2964735), (27, 2635320), (30, 2371788), (36, 1976490), (40, 1778841), (45, 1581192), (54, 1317660), (60, 1185894), (72, 988245), (81, 878440), (90, 790596), (108, 658830), (120, 592947), (135, 527064), (162, 439220), (180, 395298), (216, 329415), (270, 263532), (324, 219610), (360, 197649), (405, 175688), (540, 131766), (648, 109805), (810, 87844), (1080, 65883), (1620, 43922), (3240, 21961)]