1986362880

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{5503}}^1$

素因数の和:5576

約数の個数: 160

約数和(自身を含む): 6486441984

約数和(自身を除く): 4500079104

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 47, 48, 60, 64, 80, 94, 96, 120, 128, 141, 160, 188, 192, 235, 240, 256, 282, 320, 376, 384, 470, 480, 512, 564, 640, 705, 752, 768, 940, 960, 1128, 1280, 1410, 1504, 1536, 1880, 1920, 2256, 2560, 2820, 3008, 3760, 3840, 4512, 5503, 5640, 6016, 7520, 7680, 9024, 11006, 11280, 12032, 15040, 16509, 18048, 22012, 22560, 24064, 27515, 30080, 33018, 36096, 44024, 45120, 55030, 60160, 66036, 72192, 82545, 88048, 90240, 110060, 120320, 132072, 165090, 176096, 180480, 220120, 258641, 264144, 330180, 352192, 360960, 440240, 517282, 528288, 660360, 704384, 775923, 880480, 1034564, 1056576, 1293205, 1320720, 1408768, 1551846, 1760960, 2069128, 2113152, 2586410, 2641440, 2817536, 3103692, 3521920, 3879615, 4138256, 4226304, 5172820, 5282880, 6207384, 7043840, 7759230, 8276512, 8452608, 10345640, 10565760, 12414768, 14087680, 15518460, 16553024, 20691280, 21131520, 24829536, 31036920, 33106048, 41382560, 42263040, 49659072, 62073840, 66212096, 82765120, 99318144, 124147680, 132424192, 165530240, 198636288, 248295360, 331060480, 397272576, 496590720, 662120960, 993181440, 1986362880]

約数ペア:

[(1, 1986362880), (2, 993181440), (3, 662120960), (4, 496590720), (5, 397272576), (6, 331060480), (8, 248295360), (10, 198636288), (12, 165530240), (15, 132424192), (16, 124147680), (20, 99318144), (24, 82765120), (30, 66212096), (32, 62073840), (40, 49659072), (47, 42263040), (48, 41382560), (60, 33106048), (64, 31036920), (80, 24829536), (94, 21131520), (96, 20691280), (120, 16553024), (128, 15518460), (141, 14087680), (160, 12414768), (188, 10565760), (192, 10345640), (235, 8452608), (240, 8276512), (256, 7759230), (282, 7043840), (320, 6207384), (376, 5282880), (384, 5172820), (470, 4226304), (480, 4138256), (512, 3879615), (564, 3521920), (640, 3103692), (705, 2817536), (752, 2641440), (768, 2586410), (940, 2113152), (960, 2069128), (1128, 1760960), (1280, 1551846), (1410, 1408768), (1504, 1320720), (1536, 1293205), (1880, 1056576), (1920, 1034564), (2256, 880480), (2560, 775923), (2820, 704384), (3008, 660360), (3760, 528288), (3840, 517282), (4512, 440240), (5503, 360960), (5640, 352192), (6016, 330180), (7520, 264144), (7680, 258641), (9024, 220120), (11006, 180480), (11280, 176096), (12032, 165090), (15040, 132072), (16509, 120320), (18048, 110060), (22012, 90240), (22560, 88048), (24064, 82545), (27515, 72192), (30080, 66036), (33018, 60160), (36096, 55030), (44024, 45120)]