68704000

素因数分解:

$2^8\times 5^3\times {\mathrm{19}}^1\times {\mathrm{113}}^1$

素因数の和:163

約数の個数: 144

約数和(自身を含む): 181752480

約数和(自身を除く): 113048480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 64, 76, 80, 95, 100, 113, 125, 128, 152, 160, 190, 200, 226, 250, 256, 304, 320, 380, 400, 452, 475, 500, 565, 608, 640, 760, 800, 904, 950, 1000, 1130, 1216, 1280, 1520, 1600, 1808, 1900, 2000, 2147, 2260, 2375, 2432, 2825, 3040, 3200, 3616, 3800, 4000, 4294, 4520, 4750, 4864, 5650, 6080, 6400, 7232, 7600, 8000, 8588, 9040, 9500, 10735, 11300, 12160, 14125, 14464, 15200, 16000, 17176, 18080, 19000, 21470, 22600, 24320, 28250, 28928, 30400, 32000, 34352, 36160, 38000, 42940, 45200, 53675, 56500, 60800, 68704, 72320, 76000, 85880, 90400, 107350, 113000, 121600, 137408, 144640, 152000, 171760, 180800, 214700, 226000, 268375, 274816, 304000, 343520, 361600, 429400, 452000, 536750, 549632, 608000, 687040, 723200, 858800, 904000, 1073500, 1374080, 1717600, 1808000, 2147000, 2748160, 3435200, 3616000, 4294000, 6870400, 8588000, 13740800, 17176000, 34352000, 68704000]

約数ペア:

[(1, 68704000), (2, 34352000), (4, 17176000), (5, 13740800), (8, 8588000), (10, 6870400), (16, 4294000), (19, 3616000), (20, 3435200), (25, 2748160), (32, 2147000), (38, 1808000), (40, 1717600), (50, 1374080), (64, 1073500), (76, 904000), (80, 858800), (95, 723200), (100, 687040), (113, 608000), (125, 549632), (128, 536750), (152, 452000), (160, 429400), (190, 361600), (200, 343520), (226, 304000), (250, 274816), (256, 268375), (304, 226000), (320, 214700), (380, 180800), (400, 171760), (452, 152000), (475, 144640), (500, 137408), (565, 121600), (608, 113000), (640, 107350), (760, 90400), (800, 85880), (904, 76000), (950, 72320), (1000, 68704), (1130, 60800), (1216, 56500), (1280, 53675), (1520, 45200), (1600, 42940), (1808, 38000), (1900, 36160), (2000, 34352), (2147, 32000), (2260, 30400), (2375, 28928), (2432, 28250), (2825, 24320), (3040, 22600), (3200, 21470), (3616, 19000), (3800, 18080), (4000, 17176), (4294, 16000), (4520, 15200), (4750, 14464), (4864, 14125), (5650, 12160), (6080, 11300), (6400, 10735), (7232, 9500), (7600, 9040), (8000, 8588)]