81046800

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{479}}^1$

素因数の和:550

約数の個数: 180

約数和(自身を含む): 287838720

約数和(自身を除く): 206791920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 45, 47, 48, 50, 60, 72, 75, 80, 90, 94, 100, 120, 141, 144, 150, 180, 188, 200, 225, 235, 240, 282, 300, 360, 376, 400, 423, 450, 470, 479, 564, 600, 705, 720, 752, 846, 900, 940, 958, 1128, 1175, 1200, 1410, 1437, 1692, 1800, 1880, 1916, 2115, 2256, 2350, 2395, 2820, 2874, 3384, 3525, 3600, 3760, 3832, 4230, 4311, 4700, 4790, 5640, 5748, 6768, 7050, 7185, 7664, 8460, 8622, 9400, 9580, 10575, 11280, 11496, 11975, 14100, 14370, 16920, 17244, 18800, 19160, 21150, 21555, 22513, 22992, 23950, 28200, 28740, 33840, 34488, 35925, 38320, 42300, 43110, 45026, 47900, 56400, 57480, 67539, 68976, 71850, 84600, 86220, 90052, 95800, 107775, 112565, 114960, 135078, 143700, 169200, 172440, 180104, 191600, 202617, 215550, 225130, 270156, 287400, 337695, 344880, 360208, 405234, 431100, 450260, 540312, 562825, 574800, 675390, 810468, 862200, 900520, 1013085, 1080624, 1125650, 1350780, 1620936, 1688475, 1724400, 1801040, 2026170, 2251300, 2701560, 3241872, 3376950, 4052340, 4502600, 5065425, 5403120, 6753900, 8104680, 9005200, 10130850, 13507800, 16209360, 20261700, 27015600, 40523400, 81046800]

約数ペア:

[(1, 81046800), (2, 40523400), (3, 27015600), (4, 20261700), (5, 16209360), (6, 13507800), (8, 10130850), (9, 9005200), (10, 8104680), (12, 6753900), (15, 5403120), (16, 5065425), (18, 4502600), (20, 4052340), (24, 3376950), (25, 3241872), (30, 2701560), (36, 2251300), (40, 2026170), (45, 1801040), (47, 1724400), (48, 1688475), (50, 1620936), (60, 1350780), (72, 1125650), (75, 1080624), (80, 1013085), (90, 900520), (94, 862200), (100, 810468), (120, 675390), (141, 574800), (144, 562825), (150, 540312), (180, 450260), (188, 431100), (200, 405234), (225, 360208), (235, 344880), (240, 337695), (282, 287400), (300, 270156), (360, 225130), (376, 215550), (400, 202617), (423, 191600), (450, 180104), (470, 172440), (479, 169200), (564, 143700), (600, 135078), (705, 114960), (720, 112565), (752, 107775), (846, 95800), (900, 90052), (940, 86220), (958, 84600), (1128, 71850), (1175, 68976), (1200, 67539), (1410, 57480), (1437, 56400), (1692, 47900), (1800, 45026), (1880, 43110), (1916, 42300), (2115, 38320), (2256, 35925), (2350, 34488), (2395, 33840), (2820, 28740), (2874, 28200), (3384, 23950), (3525, 22992), (3600, 22513), (3760, 21555), (3832, 21150), (4230, 19160), (4311, 18800), (4700, 17244), (4790, 16920), (5640, 14370), (5748, 14100), (6768, 11975), (7050, 11496), (7185, 11280), (7664, 10575), (8460, 9580), (8622, 9400)]