26877780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{271}}^1$

素因数の和:334

約数の個数: 144

約数和(自身を含む): 89107200

約数和(自身を除く): 62229420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 29, 30, 36, 38, 45, 57, 58, 60, 76, 87, 90, 95, 114, 116, 145, 171, 174, 180, 190, 228, 261, 271, 285, 290, 342, 348, 380, 435, 522, 542, 551, 570, 580, 684, 813, 855, 870, 1044, 1084, 1102, 1140, 1305, 1355, 1626, 1653, 1710, 1740, 2204, 2439, 2610, 2710, 2755, 3252, 3306, 3420, 4065, 4878, 4959, 5149, 5220, 5420, 5510, 6612, 7859, 8130, 8265, 9756, 9918, 10298, 11020, 12195, 15447, 15718, 16260, 16530, 19836, 20596, 23577, 24390, 24795, 25745, 30894, 31436, 33060, 39295, 46341, 47154, 48780, 49590, 51490, 61788, 70731, 77235, 78590, 92682, 94308, 99180, 102980, 117885, 141462, 149321, 154470, 157180, 185364, 231705, 235770, 282924, 298642, 308940, 353655, 447963, 463410, 471540, 597284, 707310, 746605, 895926, 926820, 1343889, 1414620, 1493210, 1791852, 2239815, 2687778, 2986420, 4479630, 5375556, 6719445, 8959260, 13438890, 26877780]

約数ペア:

[(1, 26877780), (2, 13438890), (3, 8959260), (4, 6719445), (5, 5375556), (6, 4479630), (9, 2986420), (10, 2687778), (12, 2239815), (15, 1791852), (18, 1493210), (19, 1414620), (20, 1343889), (29, 926820), (30, 895926), (36, 746605), (38, 707310), (45, 597284), (57, 471540), (58, 463410), (60, 447963), (76, 353655), (87, 308940), (90, 298642), (95, 282924), (114, 235770), (116, 231705), (145, 185364), (171, 157180), (174, 154470), (180, 149321), (190, 141462), (228, 117885), (261, 102980), (271, 99180), (285, 94308), (290, 92682), (342, 78590), (348, 77235), (380, 70731), (435, 61788), (522, 51490), (542, 49590), (551, 48780), (570, 47154), (580, 46341), (684, 39295), (813, 33060), (855, 31436), (870, 30894), (1044, 25745), (1084, 24795), (1102, 24390), (1140, 23577), (1305, 20596), (1355, 19836), (1626, 16530), (1653, 16260), (1710, 15718), (1740, 15447), (2204, 12195), (2439, 11020), (2610, 10298), (2710, 9918), (2755, 9756), (3252, 8265), (3306, 8130), (3420, 7859), (4065, 6612), (4878, 5510), (4959, 5420), (5149, 5220)]