1328702940

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{820187}}^1$

素因数の和:820208

約数の個数: 60

約数和(自身を含む): 4168195416

約数和(自身を除く): 2839492476

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 820187, 1640374, 2460561, 3280748, 4100935, 4921122, 7381683, 8201870, 9842244, 12302805, 14763366, 16403740, 22145049, 24605610, 29526732, 36908415, 44290098, 49211220, 66435147, 73816830, 88580196, 110725245, 132870294, 147633660, 221450490, 265740588, 332175735, 442900980, 664351470, 1328702940]

約数ペア:

[(1, 1328702940), (2, 664351470), (3, 442900980), (4, 332175735), (5, 265740588), (6, 221450490), (9, 147633660), (10, 132870294), (12, 110725245), (15, 88580196), (18, 73816830), (20, 66435147), (27, 49211220), (30, 44290098), (36, 36908415), (45, 29526732), (54, 24605610), (60, 22145049), (81, 16403740), (90, 14763366), (108, 12302805), (135, 9842244), (162, 8201870), (180, 7381683), (270, 4921122), (324, 4100935), (405, 3280748), (540, 2460561), (810, 1640374), (1620, 820187)]