19789456000

素因数分解:

$2^7\times 5^3\times {\mathrm{151}}^1\times {\mathrm{8191}}^1$

素因数の和:8371

約数の個数: 128

約数和(自身を含む): 49533419520

約数和(自身を除く): 29743963520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 151, 160, 200, 250, 302, 320, 400, 500, 604, 640, 755, 800, 1000, 1208, 1510, 1600, 2000, 2416, 3020, 3200, 3775, 4000, 4832, 6040, 7550, 8000, 8191, 9664, 12080, 15100, 16000, 16382, 18875, 19328, 24160, 30200, 32764, 37750, 40955, 48320, 60400, 65528, 75500, 81910, 96640, 120800, 131056, 151000, 163820, 204775, 241600, 262112, 302000, 327640, 409550, 483200, 524224, 604000, 655280, 819100, 1023875, 1048448, 1208000, 1236841, 1310560, 1638200, 2047750, 2416000, 2473682, 2621120, 3276400, 4095500, 4947364, 5242240, 6184205, 6552800, 8191000, 9894728, 12368410, 13105600, 16382000, 19789456, 24736820, 26211200, 30921025, 32764000, 39578912, 49473640, 61842050, 65528000, 79157824, 98947280, 123684100, 131056000, 154605125, 158315648, 197894560, 247368200, 309210250, 395789120, 494736400, 618420500, 791578240, 989472800, 1236841000, 1978945600, 2473682000, 3957891200, 4947364000, 9894728000, 19789456000]

約数ペア:

[(1, 19789456000), (2, 9894728000), (4, 4947364000), (5, 3957891200), (8, 2473682000), (10, 1978945600), (16, 1236841000), (20, 989472800), (25, 791578240), (32, 618420500), (40, 494736400), (50, 395789120), (64, 309210250), (80, 247368200), (100, 197894560), (125, 158315648), (128, 154605125), (151, 131056000), (160, 123684100), (200, 98947280), (250, 79157824), (302, 65528000), (320, 61842050), (400, 49473640), (500, 39578912), (604, 32764000), (640, 30921025), (755, 26211200), (800, 24736820), (1000, 19789456), (1208, 16382000), (1510, 13105600), (1600, 12368410), (2000, 9894728), (2416, 8191000), (3020, 6552800), (3200, 6184205), (3775, 5242240), (4000, 4947364), (4832, 4095500), (6040, 3276400), (7550, 2621120), (8000, 2473682), (8191, 2416000), (9664, 2047750), (12080, 1638200), (15100, 1310560), (16000, 1236841), (16382, 1208000), (18875, 1048448), (19328, 1023875), (24160, 819100), (30200, 655280), (32764, 604000), (37750, 524224), (40955, 483200), (48320, 409550), (60400, 327640), (65528, 302000), (75500, 262112), (81910, 241600), (96640, 204775), (120800, 163820), (131056, 151000)]