21113648000

素因数分解:

$2^7\times 5^3\times {\mathrm{89}}^1\times {\mathrm{14827}}^1$

素因数の和:14945

約数の個数: 128

約数和(自身を含む): 53087205600

約数和(自身を除く): 31973557600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 89, 100, 125, 128, 160, 178, 200, 250, 320, 356, 400, 445, 500, 640, 712, 800, 890, 1000, 1424, 1600, 1780, 2000, 2225, 2848, 3200, 3560, 4000, 4450, 5696, 7120, 8000, 8900, 11125, 11392, 14240, 14827, 16000, 17800, 22250, 28480, 29654, 35600, 44500, 56960, 59308, 71200, 74135, 89000, 118616, 142400, 148270, 178000, 237232, 284800, 296540, 356000, 370675, 474464, 593080, 712000, 741350, 948928, 1186160, 1319603, 1424000, 1482700, 1853375, 1897856, 2372320, 2639206, 2965400, 3706750, 4744640, 5278412, 5930800, 6598015, 7413500, 9489280, 10556824, 11861600, 13196030, 14827000, 21113648, 23723200, 26392060, 29654000, 32990075, 42227296, 47446400, 52784120, 59308000, 65980150, 84454592, 105568240, 118616000, 131960300, 164950375, 168909184, 211136480, 237232000, 263920600, 329900750, 422272960, 527841200, 659801500, 844545920, 1055682400, 1319603000, 2111364800, 2639206000, 4222729600, 5278412000, 10556824000, 21113648000]

約数ペア:

[(1, 21113648000), (2, 10556824000), (4, 5278412000), (5, 4222729600), (8, 2639206000), (10, 2111364800), (16, 1319603000), (20, 1055682400), (25, 844545920), (32, 659801500), (40, 527841200), (50, 422272960), (64, 329900750), (80, 263920600), (89, 237232000), (100, 211136480), (125, 168909184), (128, 164950375), (160, 131960300), (178, 118616000), (200, 105568240), (250, 84454592), (320, 65980150), (356, 59308000), (400, 52784120), (445, 47446400), (500, 42227296), (640, 32990075), (712, 29654000), (800, 26392060), (890, 23723200), (1000, 21113648), (1424, 14827000), (1600, 13196030), (1780, 11861600), (2000, 10556824), (2225, 9489280), (2848, 7413500), (3200, 6598015), (3560, 5930800), (4000, 5278412), (4450, 4744640), (5696, 3706750), (7120, 2965400), (8000, 2639206), (8900, 2372320), (11125, 1897856), (11392, 1853375), (14240, 1482700), (14827, 1424000), (16000, 1319603), (17800, 1186160), (22250, 948928), (28480, 741350), (29654, 712000), (35600, 593080), (44500, 474464), (56960, 370675), (59308, 356000), (71200, 296540), (74135, 284800), (89000, 237232), (118616, 178000), (142400, 148270)]