289571220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{536243}}^1$

素因数の和:536261

約数の個数: 48

約数和(自身を含む): 900889920

約数和(自身を除く): 611318700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 536243, 1072486, 1608729, 2144972, 2681215, 3217458, 4826187, 5362430, 6434916, 8043645, 9652374, 10724860, 14478561, 16087290, 19304748, 24130935, 28957122, 32174580, 48261870, 57914244, 72392805, 96523740, 144785610, 289571220]

約数ペア:

[(1, 289571220), (2, 144785610), (3, 96523740), (4, 72392805), (5, 57914244), (6, 48261870), (9, 32174580), (10, 28957122), (12, 24130935), (15, 19304748), (18, 16087290), (20, 14478561), (27, 10724860), (30, 9652374), (36, 8043645), (45, 6434916), (54, 5362430), (60, 4826187), (90, 3217458), (108, 2681215), (135, 2144972), (180, 1608729), (270, 1072486), (540, 536243)]