56421120

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{2099}}^1$

素因数の和:2130

約数の個数: 144

約数和(自身を含む): 206035200

約数和(自身を除く): 149614080

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, 560, 640, 672, 768, 840, 896, 960, 1120, 1280, 1344, 1680, 1792, 1920, 2099, 2240, 2688, 3360, 3840, 4198, 4480, 5376, 6297, 6720, 8396, 8960, 10495, 12594, 13440, 14693, 16792, 20990, 25188, 26880, 29386, 31485, 33584, 41980, 44079, 50376, 58772, 62970, 67168, 73465, 83960, 88158, 100752, 117544, 125940, 134336, 146930, 167920, 176316, 201504, 220395, 235088, 251880, 268672, 293860, 335840, 352632, 403008, 440790, 470176, 503760, 537344, 587720, 671680, 705264, 806016, 881580, 940352, 1007520, 1175440, 1343360, 1410528, 1612032, 1763160, 1880704, 2015040, 2350880, 2686720, 2821056, 3526320, 3761408, 4030080, 4701760, 5642112, 7052640, 8060160, 9403520, 11284224, 14105280, 18807040, 28210560, 56421120]

約数ペア:

[(1, 56421120), (2, 28210560), (3, 18807040), (4, 14105280), (5, 11284224), (6, 9403520), (7, 8060160), (8, 7052640), (10, 5642112), (12, 4701760), (14, 4030080), (15, 3761408), (16, 3526320), (20, 2821056), (21, 2686720), (24, 2350880), (28, 2015040), (30, 1880704), (32, 1763160), (35, 1612032), (40, 1410528), (42, 1343360), (48, 1175440), (56, 1007520), (60, 940352), (64, 881580), (70, 806016), (80, 705264), (84, 671680), (96, 587720), (105, 537344), (112, 503760), (120, 470176), (128, 440790), (140, 403008), (160, 352632), (168, 335840), (192, 293860), (210, 268672), (224, 251880), (240, 235088), (256, 220395), (280, 201504), (320, 176316), (336, 167920), (384, 146930), (420, 134336), (448, 125940), (480, 117544), (560, 100752), (640, 88158), (672, 83960), (768, 73465), (840, 67168), (896, 62970), (960, 58772), (1120, 50376), (1280, 44079), (1344, 41980), (1680, 33584), (1792, 31485), (1920, 29386), (2099, 26880), (2240, 25188), (2688, 20990), (3360, 16792), (3840, 14693), (4198, 13440), (4480, 12594), (5376, 10495), (6297, 8960), (6720, 8396)]