161728000

素因数分解:

$2^9\times 5^3\times 7^1\times {\mathrm{19}}^2$

素因数の和:78

約数の個数: 240

約数和(自身を含む): 486424224

約数和(自身を除く): 324696224

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 25, 28, 32, 35, 38, 40, 50, 56, 64, 70, 76, 80, 95, 100, 112, 125, 128, 133, 140, 152, 160, 175, 190, 200, 224, 250, 256, 266, 280, 304, 320, 350, 361, 380, 400, 448, 475, 500, 512, 532, 560, 608, 640, 665, 700, 722, 760, 800, 875, 896, 950, 1000, 1064, 1120, 1216, 1280, 1330, 1400, 1444, 1520, 1600, 1750, 1792, 1805, 1900, 2000, 2128, 2240, 2375, 2432, 2527, 2560, 2660, 2800, 2888, 3040, 3200, 3325, 3500, 3584, 3610, 3800, 4000, 4256, 4480, 4750, 4864, 5054, 5320, 5600, 5776, 6080, 6400, 6650, 7000, 7220, 7600, 8000, 8512, 8960, 9025, 9500, 9728, 10108, 10640, 11200, 11552, 12160, 12635, 12800, 13300, 14000, 14440, 15200, 16000, 16625, 17024, 17920, 18050, 19000, 20216, 21280, 22400, 23104, 24320, 25270, 26600, 28000, 28880, 30400, 32000, 33250, 34048, 36100, 38000, 40432, 42560, 44800, 45125, 46208, 48640, 50540, 53200, 56000, 57760, 60800, 63175, 64000, 66500, 68096, 72200, 76000, 80864, 85120, 89600, 90250, 92416, 101080, 106400, 112000, 115520, 121600, 126350, 133000, 144400, 152000, 161728, 170240, 180500, 184832, 202160, 212800, 224000, 231040, 243200, 252700, 266000, 288800, 304000, 315875, 323456, 340480, 361000, 404320, 425600, 448000, 462080, 505400, 532000, 577600, 608000, 631750, 646912, 722000, 808640, 851200, 924160, 1010800, 1064000, 1155200, 1216000, 1263500, 1293824, 1444000, 1617280, 1702400, 2021600, 2128000, 2310400, 2527000, 2888000, 3234560, 4043200, 4256000, 4620800, 5054000, 5776000, 6469120, 8086400, 8512000, 10108000, 11552000, 16172800, 20216000, 23104000, 32345600, 40432000, 80864000, 161728000]

約数ペア:

[(1, 161728000), (2, 80864000), (4, 40432000), (5, 32345600), (7, 23104000), (8, 20216000), (10, 16172800), (14, 11552000), (16, 10108000), (19, 8512000), (20, 8086400), (25, 6469120), (28, 5776000), (32, 5054000), (35, 4620800), (38, 4256000), (40, 4043200), (50, 3234560), (56, 2888000), (64, 2527000), (70, 2310400), (76, 2128000), (80, 2021600), (95, 1702400), (100, 1617280), (112, 1444000), (125, 1293824), (128, 1263500), (133, 1216000), (140, 1155200), (152, 1064000), (160, 1010800), (175, 924160), (190, 851200), (200, 808640), (224, 722000), (250, 646912), (256, 631750), (266, 608000), (280, 577600), (304, 532000), (320, 505400), (350, 462080), (361, 448000), (380, 425600), (400, 404320), (448, 361000), (475, 340480), (500, 323456), (512, 315875), (532, 304000), (560, 288800), (608, 266000), (640, 252700), (665, 243200), (700, 231040), (722, 224000), (760, 212800), (800, 202160), (875, 184832), (896, 180500), (950, 170240), (1000, 161728), (1064, 152000), (1120, 144400), (1216, 133000), (1280, 126350), (1330, 121600), (1400, 115520), (1444, 112000), (1520, 106400), (1600, 101080), (1750, 92416), (1792, 90250), (1805, 89600), (1900, 85120), (2000, 80864), (2128, 76000), (2240, 72200), (2375, 68096), (2432, 66500), (2527, 64000), (2560, 63175), (2660, 60800), (2800, 57760), (2888, 56000), (3040, 53200), (3200, 50540), (3325, 48640), (3500, 46208), (3584, 45125), (3610, 44800), (3800, 42560), (4000, 40432), (4256, 38000), (4480, 36100), (4750, 34048), (4864, 33250), (5054, 32000), (5320, 30400), (5600, 28880), (5776, 28000), (6080, 26600), (6400, 25270), (6650, 24320), (7000, 23104), (7220, 22400), (7600, 21280), (8000, 20216), (8512, 19000), (8960, 18050), (9025, 17920), (9500, 17024), (9728, 16625), (10108, 16000), (10640, 15200), (11200, 14440), (11552, 14000), (12160, 13300), (12635, 12800)]