64768000

素因数分解:

$2^{11}\times 5^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1$

素因数の和:71

約数の個数: 192

約数和(自身を含む): 183980160

約数和(自身を除く): 119212160

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 25, 32, 40, 44, 46, 50, 55, 64, 80, 88, 92, 100, 110, 115, 125, 128, 160, 176, 184, 200, 220, 230, 250, 253, 256, 275, 320, 352, 368, 400, 440, 460, 500, 506, 512, 550, 575, 640, 704, 736, 800, 880, 920, 1000, 1012, 1024, 1100, 1150, 1265, 1280, 1375, 1408, 1472, 1600, 1760, 1840, 2000, 2024, 2048, 2200, 2300, 2530, 2560, 2750, 2816, 2875, 2944, 3200, 3520, 3680, 4000, 4048, 4400, 4600, 5060, 5120, 5500, 5632, 5750, 5888, 6325, 6400, 7040, 7360, 8000, 8096, 8800, 9200, 10120, 10240, 11000, 11264, 11500, 11776, 12650, 12800, 14080, 14720, 16000, 16192, 17600, 18400, 20240, 22000, 22528, 23000, 23552, 25300, 25600, 28160, 29440, 31625, 32000, 32384, 35200, 36800, 40480, 44000, 46000, 47104, 50600, 51200, 56320, 58880, 63250, 64000, 64768, 70400, 73600, 80960, 88000, 92000, 101200, 112640, 117760, 126500, 128000, 129536, 140800, 147200, 161920, 176000, 184000, 202400, 235520, 253000, 256000, 259072, 281600, 294400, 323840, 352000, 368000, 404800, 506000, 518144, 563200, 588800, 647680, 704000, 736000, 809600, 1012000, 1177600, 1295360, 1408000, 1472000, 1619200, 2024000, 2590720, 2816000, 2944000, 3238400, 4048000, 5888000, 6476800, 8096000, 12953600, 16192000, 32384000, 64768000]

約数ペア:

[(1, 64768000), (2, 32384000), (4, 16192000), (5, 12953600), (8, 8096000), (10, 6476800), (11, 5888000), (16, 4048000), (20, 3238400), (22, 2944000), (23, 2816000), (25, 2590720), (32, 2024000), (40, 1619200), (44, 1472000), (46, 1408000), (50, 1295360), (55, 1177600), (64, 1012000), (80, 809600), (88, 736000), (92, 704000), (100, 647680), (110, 588800), (115, 563200), (125, 518144), (128, 506000), (160, 404800), (176, 368000), (184, 352000), (200, 323840), (220, 294400), (230, 281600), (250, 259072), (253, 256000), (256, 253000), (275, 235520), (320, 202400), (352, 184000), (368, 176000), (400, 161920), (440, 147200), (460, 140800), (500, 129536), (506, 128000), (512, 126500), (550, 117760), (575, 112640), (640, 101200), (704, 92000), (736, 88000), (800, 80960), (880, 73600), (920, 70400), (1000, 64768), (1012, 64000), (1024, 63250), (1100, 58880), (1150, 56320), (1265, 51200), (1280, 50600), (1375, 47104), (1408, 46000), (1472, 44000), (1600, 40480), (1760, 36800), (1840, 35200), (2000, 32384), (2024, 32000), (2048, 31625), (2200, 29440), (2300, 28160), (2530, 25600), (2560, 25300), (2750, 23552), (2816, 23000), (2875, 22528), (2944, 22000), (3200, 20240), (3520, 18400), (3680, 17600), (4000, 16192), (4048, 16000), (4400, 14720), (4600, 14080), (5060, 12800), (5120, 12650), (5500, 11776), (5632, 11500), (5750, 11264), (5888, 11000), (6325, 10240), (6400, 10120), (7040, 9200), (7360, 8800), (8000, 8096)]