649593280

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{15263}}^1$

素因数の和:15306

約数の個数: 112

約数和(自身を含む): 1860986880

約数和(自身を除く): 1211393600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 133, 140, 152, 160, 190, 224, 266, 280, 304, 320, 380, 448, 532, 560, 608, 665, 760, 1064, 1120, 1216, 1330, 1520, 2128, 2240, 2660, 3040, 4256, 5320, 6080, 8512, 10640, 15263, 21280, 30526, 42560, 61052, 76315, 106841, 122104, 152630, 213682, 244208, 289997, 305260, 427364, 488416, 534205, 579994, 610520, 854728, 976832, 1068410, 1159988, 1221040, 1449985, 1709456, 2029979, 2136820, 2319976, 2442080, 2899970, 3418912, 4059958, 4273640, 4639952, 4884160, 5799940, 6837824, 8119916, 8547280, 9279904, 10149895, 11599880, 16239832, 17094560, 18559808, 20299790, 23199760, 32479664, 34189120, 40599580, 46399520, 64959328, 81199160, 92799040, 129918656, 162398320, 324796640, 649593280]

約数ペア:

[(1, 649593280), (2, 324796640), (4, 162398320), (5, 129918656), (7, 92799040), (8, 81199160), (10, 64959328), (14, 46399520), (16, 40599580), (19, 34189120), (20, 32479664), (28, 23199760), (32, 20299790), (35, 18559808), (38, 17094560), (40, 16239832), (56, 11599880), (64, 10149895), (70, 9279904), (76, 8547280), (80, 8119916), (95, 6837824), (112, 5799940), (133, 4884160), (140, 4639952), (152, 4273640), (160, 4059958), (190, 3418912), (224, 2899970), (266, 2442080), (280, 2319976), (304, 2136820), (320, 2029979), (380, 1709456), (448, 1449985), (532, 1221040), (560, 1159988), (608, 1068410), (665, 976832), (760, 854728), (1064, 610520), (1120, 579994), (1216, 534205), (1330, 488416), (1520, 427364), (2128, 305260), (2240, 289997), (2660, 244208), (3040, 213682), (4256, 152630), (5320, 122104), (6080, 106841), (8512, 76315), (10640, 61052), (15263, 42560), (21280, 30526)]