1236480

素因数分解:

$2^9\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1$

素因数の和:56

約数の個数: 160

約数和(自身を含む): 4713984

約数和(自身を除く): 3477504

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 32, 35, 40, 42, 46, 48, 56, 60, 64, 69, 70, 80, 84, 92, 96, 105, 112, 115, 120, 128, 138, 140, 160, 161, 168, 184, 192, 210, 224, 230, 240, 256, 276, 280, 320, 322, 336, 345, 368, 384, 420, 448, 460, 480, 483, 512, 552, 560, 640, 644, 672, 690, 736, 768, 805, 840, 896, 920, 960, 966, 1104, 1120, 1280, 1288, 1344, 1380, 1472, 1536, 1610, 1680, 1792, 1840, 1920, 1932, 2208, 2240, 2415, 2560, 2576, 2688, 2760, 2944, 3220, 3360, 3584, 3680, 3840, 3864, 4416, 4480, 4830, 5152, 5376, 5520, 5888, 6440, 6720, 7360, 7680, 7728, 8832, 8960, 9660, 10304, 10752, 11040, 11776, 12880, 13440, 14720, 15456, 17664, 17920, 19320, 20608, 22080, 25760, 26880, 29440, 30912, 35328, 38640, 41216, 44160, 51520, 53760, 58880, 61824, 77280, 82432, 88320, 103040, 123648, 154560, 176640, 206080, 247296, 309120, 412160, 618240, 1236480]

約数ペア:

[(1, 1236480), (2, 618240), (3, 412160), (4, 309120), (5, 247296), (6, 206080), (7, 176640), (8, 154560), (10, 123648), (12, 103040), (14, 88320), (15, 82432), (16, 77280), (20, 61824), (21, 58880), (23, 53760), (24, 51520), (28, 44160), (30, 41216), (32, 38640), (35, 35328), (40, 30912), (42, 29440), (46, 26880), (48, 25760), (56, 22080), (60, 20608), (64, 19320), (69, 17920), (70, 17664), (80, 15456), (84, 14720), (92, 13440), (96, 12880), (105, 11776), (112, 11040), (115, 10752), (120, 10304), (128, 9660), (138, 8960), (140, 8832), (160, 7728), (161, 7680), (168, 7360), (184, 6720), (192, 6440), (210, 5888), (224, 5520), (230, 5376), (240, 5152), (256, 4830), (276, 4480), (280, 4416), (320, 3864), (322, 3840), (336, 3680), (345, 3584), (368, 3360), (384, 3220), (420, 2944), (448, 2760), (460, 2688), (480, 2576), (483, 2560), (512, 2415), (552, 2240), (560, 2208), (640, 1932), (644, 1920), (672, 1840), (690, 1792), (736, 1680), (768, 1610), (805, 1536), (840, 1472), (896, 1380), (920, 1344), (960, 1288), (966, 1280), (1104, 1120)]