257940480

素因数分解:

$2^{10}\times 3^1\times 5^1\times 7^1\times {\mathrm{2399}}^1$

素因数の和:2434

約数の個数: 176

約数和(自身を含む): 943257600

約数和(自身を除く): 685317120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 512, 560, 640, 672, 768, 840, 896, 960, 1024, 1120, 1280, 1344, 1536, 1680, 1792, 1920, 2240, 2399, 2560, 2688, 3072, 3360, 3584, 3840, 4480, 4798, 5120, 5376, 6720, 7168, 7197, 7680, 8960, 9596, 10752, 11995, 13440, 14394, 15360, 16793, 17920, 19192, 21504, 23990, 26880, 28788, 33586, 35840, 35985, 38384, 47980, 50379, 53760, 57576, 67172, 71970, 76768, 83965, 95960, 100758, 107520, 115152, 134344, 143940, 153536, 167930, 191920, 201516, 230304, 251895, 268688, 287880, 307072, 335860, 383840, 403032, 460608, 503790, 537376, 575760, 614144, 671720, 767680, 806064, 921216, 1007580, 1074752, 1151520, 1228288, 1343440, 1535360, 1612128, 1842432, 2015160, 2149504, 2303040, 2456576, 2686880, 3070720, 3224256, 3684864, 4030320, 4299008, 4606080, 5373760, 6141440, 6448512, 7369728, 8060640, 8598016, 9212160, 10747520, 12282880, 12897024, 16121280, 17196032, 18424320, 21495040, 25794048, 32242560, 36848640, 42990080, 51588096, 64485120, 85980160, 128970240, 257940480]

約数ペア:

[(1, 257940480), (2, 128970240), (3, 85980160), (4, 64485120), (5, 51588096), (6, 42990080), (7, 36848640), (8, 32242560), (10, 25794048), (12, 21495040), (14, 18424320), (15, 17196032), (16, 16121280), (20, 12897024), (21, 12282880), (24, 10747520), (28, 9212160), (30, 8598016), (32, 8060640), (35, 7369728), (40, 6448512), (42, 6141440), (48, 5373760), (56, 4606080), (60, 4299008), (64, 4030320), (70, 3684864), (80, 3224256), (84, 3070720), (96, 2686880), (105, 2456576), (112, 2303040), (120, 2149504), (128, 2015160), (140, 1842432), (160, 1612128), (168, 1535360), (192, 1343440), (210, 1228288), (224, 1151520), (240, 1074752), (256, 1007580), (280, 921216), (320, 806064), (336, 767680), (384, 671720), (420, 614144), (448, 575760), (480, 537376), (512, 503790), (560, 460608), (640, 403032), (672, 383840), (768, 335860), (840, 307072), (896, 287880), (960, 268688), (1024, 251895), (1120, 230304), (1280, 201516), (1344, 191920), (1536, 167930), (1680, 153536), (1792, 143940), (1920, 134344), (2240, 115152), (2399, 107520), (2560, 100758), (2688, 95960), (3072, 83965), (3360, 76768), (3584, 71970), (3840, 67172), (4480, 57576), (4798, 53760), (5120, 50379), (5376, 47980), (6720, 38384), (7168, 35985), (7197, 35840), (7680, 33586), (8960, 28788), (9596, 26880), (10752, 23990), (11995, 21504), (13440, 19192), (14394, 17920), (15360, 16793)]