2150400

素因数分解:

$2^{12}\times 3^1\times 5^2\times 7^1$

素因数の和:44

約数の個数: 156

約数和(自身を含む): 8125472

約数和(自身を除く): 5975072

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 32, 35, 40, 42, 48, 50, 56, 60, 64, 70, 75, 80, 84, 96, 100, 105, 112, 120, 128, 140, 150, 160, 168, 175, 192, 200, 210, 224, 240, 256, 280, 300, 320, 336, 350, 384, 400, 420, 448, 480, 512, 525, 560, 600, 640, 672, 700, 768, 800, 840, 896, 960, 1024, 1050, 1120, 1200, 1280, 1344, 1400, 1536, 1600, 1680, 1792, 1920, 2048, 2100, 2240, 2400, 2560, 2688, 2800, 3072, 3200, 3360, 3584, 3840, 4096, 4200, 4480, 4800, 5120, 5376, 5600, 6144, 6400, 6720, 7168, 7680, 8400, 8960, 9600, 10240, 10752, 11200, 12288, 12800, 13440, 14336, 15360, 16800, 17920, 19200, 20480, 21504, 22400, 25600, 26880, 28672, 30720, 33600, 35840, 38400, 43008, 44800, 51200, 53760, 61440, 67200, 71680, 76800, 86016, 89600, 102400, 107520, 134400, 143360, 153600, 179200, 215040, 268800, 307200, 358400, 430080, 537600, 716800, 1075200, 2150400]

約数ペア:

[(1, 2150400), (2, 1075200), (3, 716800), (4, 537600), (5, 430080), (6, 358400), (7, 307200), (8, 268800), (10, 215040), (12, 179200), (14, 153600), (15, 143360), (16, 134400), (20, 107520), (21, 102400), (24, 89600), (25, 86016), (28, 76800), (30, 71680), (32, 67200), (35, 61440), (40, 53760), (42, 51200), (48, 44800), (50, 43008), (56, 38400), (60, 35840), (64, 33600), (70, 30720), (75, 28672), (80, 26880), (84, 25600), (96, 22400), (100, 21504), (105, 20480), (112, 19200), (120, 17920), (128, 16800), (140, 15360), (150, 14336), (160, 13440), (168, 12800), (175, 12288), (192, 11200), (200, 10752), (210, 10240), (224, 9600), (240, 8960), (256, 8400), (280, 7680), (300, 7168), (320, 6720), (336, 6400), (350, 6144), (384, 5600), (400, 5376), (420, 5120), (448, 4800), (480, 4480), (512, 4200), (525, 4096), (560, 3840), (600, 3584), (640, 3360), (672, 3200), (700, 3072), (768, 2800), (800, 2688), (840, 2560), (896, 2400), (960, 2240), (1024, 2100), (1050, 2048), (1120, 1920), (1200, 1792), (1280, 1680), (1344, 1600), (1400, 1536)]