159408720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{221401}}^1$

素因数の和:221420

約数の個数: 60

約数和(自身を含む): 535350036

約数和(自身を除く): 375941316

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 221401, 442802, 664203, 885604, 1107005, 1328406, 1771208, 1992609, 2214010, 2656812, 3321015, 3542416, 3985218, 4428020, 5313624, 6642030, 7970436, 8856040, 9963045, 10627248, 13284060, 15940872, 17712080, 19926090, 26568120, 31881744, 39852180, 53136240, 79704360, 159408720]

約数ペア:

[(1, 159408720), (2, 79704360), (3, 53136240), (4, 39852180), (5, 31881744), (6, 26568120), (8, 19926090), (9, 17712080), (10, 15940872), (12, 13284060), (15, 10627248), (16, 9963045), (18, 8856040), (20, 7970436), (24, 6642030), (30, 5313624), (36, 4428020), (40, 3985218), (45, 3542416), (48, 3321015), (60, 2656812), (72, 2214010), (80, 1992609), (90, 1771208), (120, 1328406), (144, 1107005), (180, 885604), (240, 664203), (360, 442802), (720, 221401)]