57520980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1$

素因数の和:195

約数の個数: 216

約数和(自身を含む): 203330400

約数和(自身を除く): 145809420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 19, 20, 22, 30, 33, 36, 38, 44, 45, 55, 57, 60, 66, 76, 90, 95, 99, 110, 114, 121, 132, 139, 165, 171, 180, 190, 198, 209, 220, 228, 242, 278, 285, 330, 342, 363, 380, 396, 417, 418, 484, 495, 556, 570, 605, 627, 660, 684, 695, 726, 834, 836, 855, 990, 1045, 1089, 1140, 1210, 1251, 1254, 1390, 1452, 1529, 1668, 1710, 1815, 1881, 1980, 2085, 2090, 2178, 2299, 2420, 2502, 2508, 2641, 2780, 3058, 3135, 3420, 3630, 3762, 4170, 4180, 4356, 4587, 4598, 5004, 5282, 5445, 6116, 6255, 6270, 6897, 7260, 7524, 7645, 7923, 8340, 9174, 9196, 9405, 10564, 10890, 11495, 12510, 12540, 13205, 13761, 13794, 15290, 15846, 16819, 18348, 18810, 20691, 21780, 22935, 22990, 23769, 25020, 26410, 27522, 27588, 29051, 30580, 31692, 33638, 34485, 37620, 39615, 41382, 45870, 45980, 47538, 50457, 52820, 55044, 58102, 67276, 68805, 68970, 79230, 82764, 84095, 87153, 91740, 95076, 100914, 103455, 116204, 118845, 137610, 137940, 145255, 151371, 158460, 168190, 174306, 201828, 206910, 237690, 252285, 261459, 275220, 290510, 302742, 319561, 336380, 348612, 413820, 435765, 475380, 504570, 522918, 581020, 605484, 639122, 756855, 871530, 958683, 1009140, 1045836, 1278244, 1307295, 1513710, 1597805, 1743060, 1917366, 2614590, 2876049, 3027420, 3195610, 3834732, 4793415, 5229180, 5752098, 6391220, 9586830, 11504196, 14380245, 19173660, 28760490, 57520980]

約数ペア:

[(1, 57520980), (2, 28760490), (3, 19173660), (4, 14380245), (5, 11504196), (6, 9586830), (9, 6391220), (10, 5752098), (11, 5229180), (12, 4793415), (15, 3834732), (18, 3195610), (19, 3027420), (20, 2876049), (22, 2614590), (30, 1917366), (33, 1743060), (36, 1597805), (38, 1513710), (44, 1307295), (45, 1278244), (55, 1045836), (57, 1009140), (60, 958683), (66, 871530), (76, 756855), (90, 639122), (95, 605484), (99, 581020), (110, 522918), (114, 504570), (121, 475380), (132, 435765), (139, 413820), (165, 348612), (171, 336380), (180, 319561), (190, 302742), (198, 290510), (209, 275220), (220, 261459), (228, 252285), (242, 237690), (278, 206910), (285, 201828), (330, 174306), (342, 168190), (363, 158460), (380, 151371), (396, 145255), (417, 137940), (418, 137610), (484, 118845), (495, 116204), (556, 103455), (570, 100914), (605, 95076), (627, 91740), (660, 87153), (684, 84095), (695, 82764), (726, 79230), (834, 68970), (836, 68805), (855, 67276), (990, 58102), (1045, 55044), (1089, 52820), (1140, 50457), (1210, 47538), (1251, 45980), (1254, 45870), (1390, 41382), (1452, 39615), (1529, 37620), (1668, 34485), (1710, 33638), (1815, 31692), (1881, 30580), (1980, 29051), (2085, 27588), (2090, 27522), (2178, 26410), (2299, 25020), (2420, 23769), (2502, 22990), (2508, 22935), (2641, 21780), (2780, 20691), (3058, 18810), (3135, 18348), (3420, 16819), (3630, 15846), (3762, 15290), (4170, 13794), (4180, 13761), (4356, 13205), (4587, 12540), (4598, 12510), (5004, 11495), (5282, 10890), (5445, 10564), (6116, 9405), (6255, 9196), (6270, 9174), (6897, 8340), (7260, 7923), (7524, 7645)]