210965778

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1$

素因数の和:384

約数の個数: 96

約数和(自身を含む): 505440000

約数和(自身を除く): 294474222

約数列:

[1, 2, 3, 6, 9, 18, 19, 29, 38, 57, 58, 87, 89, 114, 171, 174, 178, 239, 261, 267, 342, 478, 522, 534, 551, 717, 801, 1102, 1434, 1602, 1653, 1691, 2151, 2581, 3306, 3382, 4302, 4541, 4959, 5073, 5162, 6931, 7743, 9082, 9918, 10146, 13623, 13862, 15219, 15486, 20793, 21271, 23229, 27246, 30438, 40869, 41586, 42542, 46458, 49039, 62379, 63813, 81738, 98078, 124758, 127626, 131689, 147117, 191439, 263378, 294234, 382878, 395067, 404149, 441351, 616859, 790134, 808298, 882702, 1185201, 1212447, 1233718, 1850577, 2370402, 2424894, 3637341, 3701154, 5551731, 7274682, 11103462, 11720321, 23440642, 35160963, 70321926, 105482889, 210965778]

約数ペア:

[(1, 210965778), (2, 105482889), (3, 70321926), (6, 35160963), (9, 23440642), (18, 11720321), (19, 11103462), (29, 7274682), (38, 5551731), (57, 3701154), (58, 3637341), (87, 2424894), (89, 2370402), (114, 1850577), (171, 1233718), (174, 1212447), (178, 1185201), (239, 882702), (261, 808298), (267, 790134), (342, 616859), (478, 441351), (522, 404149), (534, 395067), (551, 382878), (717, 294234), (801, 263378), (1102, 191439), (1434, 147117), (1602, 131689), (1653, 127626), (1691, 124758), (2151, 98078), (2581, 81738), (3306, 63813), (3382, 62379), (4302, 49039), (4541, 46458), (4959, 42542), (5073, 41586), (5162, 40869), (6931, 30438), (7743, 27246), (9082, 23229), (9918, 21271), (10146, 20793), (13623, 15486), (13862, 15219)]