20161994880

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{761}}^1\times {\mathrm{13799}}^1$

素因数の和:14582

約数の個数: 128

約数和(自身を含む): 64355472000

約数和(自身を除く): 44193477120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 761, 960, 1522, 1920, 2283, 3044, 3805, 4566, 6088, 7610, 9132, 11415, 12176, 13799, 15220, 18264, 22830, 24352, 27598, 30440, 36528, 41397, 45660, 48704, 55196, 60880, 68995, 73056, 82794, 91320, 97408, 110392, 121760, 137990, 146112, 165588, 182640, 206985, 220784, 243520, 275980, 292224, 331176, 365280, 413970, 441568, 487040, 551960, 662352, 730560, 827940, 883136, 1103920, 1324704, 1461120, 1655880, 1766272, 2207840, 2649408, 3311760, 4415680, 5298816, 6623520, 8831360, 10501039, 13247040, 21002078, 26494080, 31503117, 42004156, 52505195, 63006234, 84008312, 105010390, 126012468, 157515585, 168016624, 210020780, 252024936, 315031170, 336033248, 420041560, 504049872, 630062340, 672066496, 840083120, 1008099744, 1260124680, 1344132992, 1680166240, 2016199488, 2520249360, 3360332480, 4032398976, 5040498720, 6720664960, 10080997440, 20161994880]

約数ペア:

[(1, 20161994880), (2, 10080997440), (3, 6720664960), (4, 5040498720), (5, 4032398976), (6, 3360332480), (8, 2520249360), (10, 2016199488), (12, 1680166240), (15, 1344132992), (16, 1260124680), (20, 1008099744), (24, 840083120), (30, 672066496), (32, 630062340), (40, 504049872), (48, 420041560), (60, 336033248), (64, 315031170), (80, 252024936), (96, 210020780), (120, 168016624), (128, 157515585), (160, 126012468), (192, 105010390), (240, 84008312), (320, 63006234), (384, 52505195), (480, 42004156), (640, 31503117), (761, 26494080), (960, 21002078), (1522, 13247040), (1920, 10501039), (2283, 8831360), (3044, 6623520), (3805, 5298816), (4566, 4415680), (6088, 3311760), (7610, 2649408), (9132, 2207840), (11415, 1766272), (12176, 1655880), (13799, 1461120), (15220, 1324704), (18264, 1103920), (22830, 883136), (24352, 827940), (27598, 730560), (30440, 662352), (36528, 551960), (41397, 487040), (45660, 441568), (48704, 413970), (55196, 365280), (60880, 331176), (68995, 292224), (73056, 275980), (82794, 243520), (91320, 220784), (97408, 206985), (110392, 182640), (121760, 165588), (137990, 146112)]