19270980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{281}}^1$

素因数の和:426

約数の個数: 96

約数和(自身を含む): 60641280

約数和(自身を除く): 41370300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 127, 135, 180, 254, 270, 281, 381, 508, 540, 562, 635, 762, 843, 1124, 1143, 1270, 1405, 1524, 1686, 1905, 2286, 2529, 2540, 2810, 3372, 3429, 3810, 4215, 4572, 5058, 5620, 5715, 6858, 7587, 7620, 8430, 10116, 11430, 12645, 13716, 15174, 16860, 17145, 22860, 25290, 30348, 34290, 35687, 37935, 50580, 68580, 71374, 75870, 107061, 142748, 151740, 178435, 214122, 321183, 356870, 428244, 535305, 642366, 713740, 963549, 1070610, 1284732, 1605915, 1927098, 2141220, 3211830, 3854196, 4817745, 6423660, 9635490, 19270980]

約数ペア:

[(1, 19270980), (2, 9635490), (3, 6423660), (4, 4817745), (5, 3854196), (6, 3211830), (9, 2141220), (10, 1927098), (12, 1605915), (15, 1284732), (18, 1070610), (20, 963549), (27, 713740), (30, 642366), (36, 535305), (45, 428244), (54, 356870), (60, 321183), (90, 214122), (108, 178435), (127, 151740), (135, 142748), (180, 107061), (254, 75870), (270, 71374), (281, 68580), (381, 50580), (508, 37935), (540, 35687), (562, 34290), (635, 30348), (762, 25290), (843, 22860), (1124, 17145), (1143, 16860), (1270, 15174), (1405, 13716), (1524, 12645), (1686, 11430), (1905, 10116), (2286, 8430), (2529, 7620), (2540, 7587), (2810, 6858), (3372, 5715), (3429, 5620), (3810, 5058), (4215, 4572)]