1280716800

素因数分解:

$2^{12}\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{379}}^1$

素因数の和:427

約数の個数: 312

約数和(自身を含む): 4631519040

約数和(自身を除く): 3350802240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 25, 30, 32, 33, 40, 44, 48, 50, 55, 60, 64, 66, 75, 80, 88, 96, 100, 110, 120, 128, 132, 150, 160, 165, 176, 192, 200, 220, 240, 256, 264, 275, 300, 320, 330, 352, 379, 384, 400, 440, 480, 512, 528, 550, 600, 640, 660, 704, 758, 768, 800, 825, 880, 960, 1024, 1056, 1100, 1137, 1200, 1280, 1320, 1408, 1516, 1536, 1600, 1650, 1760, 1895, 1920, 2048, 2112, 2200, 2274, 2400, 2560, 2640, 2816, 3032, 3072, 3200, 3300, 3520, 3790, 3840, 4096, 4169, 4224, 4400, 4548, 4800, 5120, 5280, 5632, 5685, 6064, 6144, 6400, 6600, 7040, 7580, 7680, 8338, 8448, 8800, 9096, 9475, 9600, 10240, 10560, 11264, 11370, 12128, 12288, 12507, 12800, 13200, 14080, 15160, 15360, 16676, 16896, 17600, 18192, 18950, 19200, 20480, 20845, 21120, 22528, 22740, 24256, 25014, 25600, 26400, 28160, 28425, 30320, 30720, 33352, 33792, 35200, 36384, 37900, 38400, 41690, 42240, 45056, 45480, 48512, 50028, 51200, 52800, 56320, 56850, 60640, 61440, 62535, 66704, 67584, 70400, 72768, 75800, 76800, 83380, 84480, 90960, 97024, 100056, 102400, 104225, 105600, 112640, 113700, 121280, 125070, 133408, 135168, 140800, 145536, 151600, 153600, 166760, 168960, 181920, 194048, 200112, 208450, 211200, 225280, 227400, 242560, 250140, 266816, 281600, 291072, 303200, 307200, 312675, 333520, 337920, 363840, 388096, 400224, 416900, 422400, 454800, 485120, 500280, 533632, 563200, 582144, 606400, 625350, 667040, 675840, 727680, 776192, 800448, 833800, 844800, 909600, 970240, 1000560, 1067264, 1126400, 1164288, 1212800, 1250700, 1334080, 1455360, 1552384, 1600896, 1667600, 1689600, 1819200, 1940480, 2001120, 2134528, 2328576, 2425600, 2501400, 2668160, 2910720, 3201792, 3335200, 3379200, 3638400, 3880960, 4002240, 4269056, 4657152, 4851200, 5002800, 5336320, 5821440, 6403584, 6670400, 7276800, 7761920, 8004480, 8538112, 9702400, 10005600, 10672640, 11642880, 12807168, 13340800, 14553600, 16008960, 17076224, 19404800, 20011200, 21345280, 23285760, 25614336, 26681600, 29107200, 32017920, 38809600, 40022400, 42690560, 51228672, 53363200, 58214400, 64035840, 80044800, 85381120, 106726400, 116428800, 128071680, 160089600, 213452800, 256143360, 320179200, 426905600, 640358400, 1280716800]

約数ペア:

[(1, 1280716800), (2, 640358400), (3, 426905600), (4, 320179200), (5, 256143360), (6, 213452800), (8, 160089600), (10, 128071680), (11, 116428800), (12, 106726400), (15, 85381120), (16, 80044800), (20, 64035840), (22, 58214400), (24, 53363200), (25, 51228672), (30, 42690560), (32, 40022400), (33, 38809600), (40, 32017920), (44, 29107200), (48, 26681600), (50, 25614336), (55, 23285760), (60, 21345280), (64, 20011200), (66, 19404800), (75, 17076224), (80, 16008960), (88, 14553600), (96, 13340800), (100, 12807168), (110, 11642880), (120, 10672640), (128, 10005600), (132, 9702400), (150, 8538112), (160, 8004480), (165, 7761920), (176, 7276800), (192, 6670400), (200, 6403584), (220, 5821440), (240, 5336320), (256, 5002800), (264, 4851200), (275, 4657152), (300, 4269056), (320, 4002240), (330, 3880960), (352, 3638400), (379, 3379200), (384, 3335200), (400, 3201792), (440, 2910720), (480, 2668160), (512, 2501400), (528, 2425600), (550, 2328576), (600, 2134528), (640, 2001120), (660, 1940480), (704, 1819200), (758, 1689600), (768, 1667600), (800, 1600896), (825, 1552384), (880, 1455360), (960, 1334080), (1024, 1250700), (1056, 1212800), (1100, 1164288), (1137, 1126400), (1200, 1067264), (1280, 1000560), (1320, 970240), (1408, 909600), (1516, 844800), (1536, 833800), (1600, 800448), (1650, 776192), (1760, 727680), (1895, 675840), (1920, 667040), (2048, 625350), (2112, 606400), (2200, 582144), (2274, 563200), (2400, 533632), (2560, 500280), (2640, 485120), (2816, 454800), (3032, 422400), (3072, 416900), (3200, 400224), (3300, 388096), (3520, 363840), (3790, 337920), (3840, 333520), (4096, 312675), (4169, 307200), (4224, 303200), (4400, 291072), (4548, 281600), (4800, 266816), (5120, 250140), (5280, 242560), (5632, 227400), (5685, 225280), (6064, 211200), (6144, 208450), (6400, 200112), (6600, 194048), (7040, 181920), (7580, 168960), (7680, 166760), (8338, 153600), (8448, 151600), (8800, 145536), (9096, 140800), (9475, 135168), (9600, 133408), (10240, 125070), (10560, 121280), (11264, 113700), (11370, 112640), (12128, 105600), (12288, 104225), (12507, 102400), (12800, 100056), (13200, 97024), (14080, 90960), (15160, 84480), (15360, 83380), (16676, 76800), (16896, 75800), (17600, 72768), (18192, 70400), (18950, 67584), (19200, 66704), (20480, 62535), (20845, 61440), (21120, 60640), (22528, 56850), (22740, 56320), (24256, 52800), (25014, 51200), (25600, 50028), (26400, 48512), (28160, 45480), (28425, 45056), (30320, 42240), (30720, 41690), (33352, 38400), (33792, 37900), (35200, 36384)]