387947520

素因数分解:

$2^{10}\times 3^2\times 5^1\times {\mathrm{8419}}^1$

素因数の和:8450

約数の個数: 132

約数和(自身を含む): 1344387720

約数和(自身を除く): 956440200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1024, 1152, 1280, 1440, 1536, 1920, 2304, 2560, 2880, 3072, 3840, 4608, 5120, 5760, 7680, 8419, 9216, 11520, 15360, 16838, 23040, 25257, 33676, 42095, 46080, 50514, 67352, 75771, 84190, 101028, 126285, 134704, 151542, 168380, 202056, 252570, 269408, 303084, 336760, 378855, 404112, 505140, 538816, 606168, 673520, 757710, 808224, 1010280, 1077632, 1212336, 1347040, 1515420, 1616448, 2020560, 2155264, 2424672, 2694080, 3030840, 3232896, 4041120, 4310528, 4849344, 5388160, 6061680, 6465792, 8082240, 8621056, 9698688, 10776320, 12123360, 12931584, 16164480, 19397376, 21552640, 24246720, 25863168, 32328960, 38794752, 43105280, 48493440, 64657920, 77589504, 96986880, 129315840, 193973760, 387947520]

約数ペア:

[(1, 387947520), (2, 193973760), (3, 129315840), (4, 96986880), (5, 77589504), (6, 64657920), (8, 48493440), (9, 43105280), (10, 38794752), (12, 32328960), (15, 25863168), (16, 24246720), (18, 21552640), (20, 19397376), (24, 16164480), (30, 12931584), (32, 12123360), (36, 10776320), (40, 9698688), (45, 8621056), (48, 8082240), (60, 6465792), (64, 6061680), (72, 5388160), (80, 4849344), (90, 4310528), (96, 4041120), (120, 3232896), (128, 3030840), (144, 2694080), (160, 2424672), (180, 2155264), (192, 2020560), (240, 1616448), (256, 1515420), (288, 1347040), (320, 1212336), (360, 1077632), (384, 1010280), (480, 808224), (512, 757710), (576, 673520), (640, 606168), (720, 538816), (768, 505140), (960, 404112), (1024, 378855), (1152, 336760), (1280, 303084), (1440, 269408), (1536, 252570), (1920, 202056), (2304, 168380), (2560, 151542), (2880, 134704), (3072, 126285), (3840, 101028), (4608, 84190), (5120, 75771), (5760, 67352), (7680, 50514), (8419, 46080), (9216, 42095), (11520, 33676), (15360, 25257), (16838, 23040)]