20359153920

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{757409}}^1$

素因数の和:757440

約数の個数: 144

約数和(自身を含む): 74311009920

約数和(自身を除く): 53951856000

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, 2240, 2688, 3360, 3840, 4480, 5376, 6720, 8960, 13440, 26880, 757409, 1514818, 2272227, 3029636, 3787045, 4544454, 5301863, 6059272, 7574090, 9088908, 10603726, 11361135, 12118544, 15148180, 15905589, 18177816, 21207452, 22722270, 24237088, 26509315, 30296360, 31811178, 36355632, 42414904, 45444540, 48474176, 53018630, 60592720, 63622356, 72711264, 79527945, 84829808, 90889080, 96948352, 106037260, 121185440, 127244712, 145422528, 159055890, 169659616, 181778160, 193896704, 212074520, 242370880, 254489424, 290845056, 318111780, 339319232, 363556320, 424149040, 484741760, 508978848, 581690112, 636223560, 678638464, 727112640, 848298080, 969483520, 1017957696, 1272447120, 1357276928, 1454225280, 1696596160, 2035915392, 2544894240, 2908450560, 3393192320, 4071830784, 5089788480, 6786384640, 10179576960, 20359153920]

約数ペア:

[(1, 20359153920), (2, 10179576960), (3, 6786384640), (4, 5089788480), (5, 4071830784), (6, 3393192320), (7, 2908450560), (8, 2544894240), (10, 2035915392), (12, 1696596160), (14, 1454225280), (15, 1357276928), (16, 1272447120), (20, 1017957696), (21, 969483520), (24, 848298080), (28, 727112640), (30, 678638464), (32, 636223560), (35, 581690112), (40, 508978848), (42, 484741760), (48, 424149040), (56, 363556320), (60, 339319232), (64, 318111780), (70, 290845056), (80, 254489424), (84, 242370880), (96, 212074520), (105, 193896704), (112, 181778160), (120, 169659616), (128, 159055890), (140, 145422528), (160, 127244712), (168, 121185440), (192, 106037260), (210, 96948352), (224, 90889080), (240, 84829808), (256, 79527945), (280, 72711264), (320, 63622356), (336, 60592720), (384, 53018630), (420, 48474176), (448, 45444540), (480, 42414904), (560, 36355632), (640, 31811178), (672, 30296360), (768, 26509315), (840, 24237088), (896, 22722270), (960, 21207452), (1120, 18177816), (1280, 15905589), (1344, 15148180), (1680, 12118544), (1792, 11361135), (1920, 10603726), (2240, 9088908), (2688, 7574090), (3360, 6059272), (3840, 5301863), (4480, 4544454), (5376, 3787045), (6720, 3029636), (8960, 2272227), (13440, 1514818), (26880, 757409)]