171720

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{53}}^1$

素因数の和:76

約数の個数: 80

約数和(自身を含む): 588060

約数和(自身を除く): 416340

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 53, 54, 60, 72, 81, 90, 106, 108, 120, 135, 159, 162, 180, 212, 216, 265, 270, 318, 324, 360, 405, 424, 477, 530, 540, 636, 648, 795, 810, 954, 1060, 1080, 1272, 1431, 1590, 1620, 1908, 2120, 2385, 2862, 3180, 3240, 3816, 4293, 4770, 5724, 6360, 7155, 8586, 9540, 11448, 14310, 17172, 19080, 21465, 28620, 34344, 42930, 57240, 85860, 171720]

約数ペア:

[(1, 171720), (2, 85860), (3, 57240), (4, 42930), (5, 34344), (6, 28620), (8, 21465), (9, 19080), (10, 17172), (12, 14310), (15, 11448), (18, 9540), (20, 8586), (24, 7155), (27, 6360), (30, 5724), (36, 4770), (40, 4293), (45, 3816), (53, 3240), (54, 3180), (60, 2862), (72, 2385), (81, 2120), (90, 1908), (106, 1620), (108, 1590), (120, 1431), (135, 1272), (159, 1080), (162, 1060), (180, 954), (212, 810), (216, 795), (265, 648), (270, 636), (318, 540), (324, 530), (360, 477), (405, 424)]