165160980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{643}}^1\times {\mathrm{1427}}^1$

素因数の和:2085

約数の個数: 72

約数和(自身を含む): 502119072

約数和(自身を除く): 336958092

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 643, 1286, 1427, 1929, 2572, 2854, 3215, 3858, 4281, 5708, 5787, 6430, 7135, 7716, 8562, 9645, 11574, 12843, 12860, 14270, 17124, 19290, 21405, 23148, 25686, 28540, 28935, 38580, 42810, 51372, 57870, 64215, 85620, 115740, 128430, 256860, 917561, 1835122, 2752683, 3670244, 4587805, 5505366, 8258049, 9175610, 11010732, 13763415, 16516098, 18351220, 27526830, 33032196, 41290245, 55053660, 82580490, 165160980]

約数ペア:

[(1, 165160980), (2, 82580490), (3, 55053660), (4, 41290245), (5, 33032196), (6, 27526830), (9, 18351220), (10, 16516098), (12, 13763415), (15, 11010732), (18, 9175610), (20, 8258049), (30, 5505366), (36, 4587805), (45, 3670244), (60, 2752683), (90, 1835122), (180, 917561), (643, 256860), (1286, 128430), (1427, 115740), (1929, 85620), (2572, 64215), (2854, 57870), (3215, 51372), (3858, 42810), (4281, 38580), (5708, 28935), (5787, 28540), (6430, 25686), (7135, 23148), (7716, 21405), (8562, 19290), (9645, 17124), (11574, 14270), (12843, 12860)]