258471972

素因数分解:

$2^2\times 3^4\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{347}}^1$

素因数の和:404

約数の個数: 180

約数和(自身を含む): 784050960

約数和(自身を除く): 525578988

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 19, 22, 27, 33, 36, 38, 44, 54, 57, 66, 76, 81, 99, 108, 114, 121, 132, 162, 171, 198, 209, 228, 242, 297, 324, 342, 347, 363, 396, 418, 484, 513, 594, 627, 684, 694, 726, 836, 891, 1026, 1041, 1089, 1188, 1254, 1388, 1452, 1539, 1782, 1881, 2052, 2082, 2178, 2299, 2508, 3078, 3123, 3267, 3564, 3762, 3817, 4164, 4356, 4598, 5643, 6156, 6246, 6534, 6593, 6897, 7524, 7634, 9196, 9369, 9801, 11286, 11451, 12492, 13068, 13186, 13794, 15268, 16929, 18738, 19602, 19779, 20691, 22572, 22902, 26372, 27588, 28107, 33858, 34353, 37476, 39204, 39558, 41382, 41987, 45804, 56214, 59337, 62073, 67716, 68706, 72523, 79116, 82764, 83974, 103059, 112428, 118674, 124146, 125961, 137412, 145046, 167948, 178011, 186219, 206118, 217569, 237348, 248292, 251922, 290092, 309177, 356022, 372438, 377883, 412236, 435138, 503844, 534033, 618354, 652707, 712044, 744876, 755766, 797753, 870276, 1068066, 1133649, 1236708, 1305414, 1511532, 1595506, 1958121, 2136132, 2267298, 2393259, 2610828, 3191012, 3400947, 3916242, 4534596, 4786518, 5874363, 6801894, 7179777, 7832484, 9573036, 11748726, 13603788, 14359554, 21539331, 23497452, 28719108, 43078662, 64617993, 86157324, 129235986, 258471972]

約数ペア:

[(1, 258471972), (2, 129235986), (3, 86157324), (4, 64617993), (6, 43078662), (9, 28719108), (11, 23497452), (12, 21539331), (18, 14359554), (19, 13603788), (22, 11748726), (27, 9573036), (33, 7832484), (36, 7179777), (38, 6801894), (44, 5874363), (54, 4786518), (57, 4534596), (66, 3916242), (76, 3400947), (81, 3191012), (99, 2610828), (108, 2393259), (114, 2267298), (121, 2136132), (132, 1958121), (162, 1595506), (171, 1511532), (198, 1305414), (209, 1236708), (228, 1133649), (242, 1068066), (297, 870276), (324, 797753), (342, 755766), (347, 744876), (363, 712044), (396, 652707), (418, 618354), (484, 534033), (513, 503844), (594, 435138), (627, 412236), (684, 377883), (694, 372438), (726, 356022), (836, 309177), (891, 290092), (1026, 251922), (1041, 248292), (1089, 237348), (1188, 217569), (1254, 206118), (1388, 186219), (1452, 178011), (1539, 167948), (1782, 145046), (1881, 137412), (2052, 125961), (2082, 124146), (2178, 118674), (2299, 112428), (2508, 103059), (3078, 83974), (3123, 82764), (3267, 79116), (3564, 72523), (3762, 68706), (3817, 67716), (4164, 62073), (4356, 59337), (4598, 56214), (5643, 45804), (6156, 41987), (6246, 41382), (6534, 39558), (6593, 39204), (6897, 37476), (7524, 34353), (7634, 33858), (9196, 28107), (9369, 27588), (9801, 26372), (11286, 22902), (11451, 22572), (12492, 20691), (13068, 19779), (13186, 19602), (13794, 18738), (15268, 16929)]