215261904

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{2851}}^1$

素因数の和:2897

約数の個数: 120

約数和(自身を含む): 658492576

約数和(自身を除く): 443230672

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 22, 24, 26, 33, 39, 44, 48, 52, 66, 78, 88, 104, 121, 132, 143, 156, 176, 208, 242, 264, 286, 312, 363, 429, 484, 528, 572, 624, 726, 858, 968, 1144, 1452, 1573, 1716, 1936, 2288, 2851, 2904, 3146, 3432, 4719, 5702, 5808, 6292, 6864, 8553, 9438, 11404, 12584, 17106, 18876, 22808, 25168, 31361, 34212, 37063, 37752, 45616, 62722, 68424, 74126, 75504, 94083, 111189, 125444, 136848, 148252, 188166, 222378, 250888, 296504, 344971, 376332, 407693, 444756, 501776, 593008, 689942, 752664, 815386, 889512, 1034913, 1223079, 1379884, 1505328, 1630772, 1779024, 2069826, 2446158, 2759768, 3261544, 4139652, 4484623, 4892316, 5519536, 6523088, 8279304, 8969246, 9784632, 13453869, 16558608, 17938492, 19569264, 26907738, 35876984, 53815476, 71753968, 107630952, 215261904]

約数ペア:

[(1, 215261904), (2, 107630952), (3, 71753968), (4, 53815476), (6, 35876984), (8, 26907738), (11, 19569264), (12, 17938492), (13, 16558608), (16, 13453869), (22, 9784632), (24, 8969246), (26, 8279304), (33, 6523088), (39, 5519536), (44, 4892316), (48, 4484623), (52, 4139652), (66, 3261544), (78, 2759768), (88, 2446158), (104, 2069826), (121, 1779024), (132, 1630772), (143, 1505328), (156, 1379884), (176, 1223079), (208, 1034913), (242, 889512), (264, 815386), (286, 752664), (312, 689942), (363, 593008), (429, 501776), (484, 444756), (528, 407693), (572, 376332), (624, 344971), (726, 296504), (858, 250888), (968, 222378), (1144, 188166), (1452, 148252), (1573, 136848), (1716, 125444), (1936, 111189), (2288, 94083), (2851, 75504), (2904, 74126), (3146, 68424), (3432, 62722), (4719, 45616), (5702, 37752), (5808, 37063), (6292, 34212), (6864, 31361), (8553, 25168), (9438, 22808), (11404, 18876), (12584, 17106)]