438892440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{22717}}^1$

素因数の和:22761

約数の個数: 128

約数和(自身を含む): 1570268160

約数和(自身を除く): 1131375720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 56, 60, 69, 70, 84, 92, 105, 115, 120, 138, 140, 161, 168, 184, 210, 230, 276, 280, 322, 345, 420, 460, 483, 552, 644, 690, 805, 840, 920, 966, 1288, 1380, 1610, 1932, 2415, 2760, 3220, 3864, 4830, 6440, 9660, 19320, 22717, 45434, 68151, 90868, 113585, 136302, 159019, 181736, 227170, 272604, 318038, 340755, 454340, 477057, 522491, 545208, 636076, 681510, 795095, 908680, 954114, 1044982, 1272152, 1363020, 1567473, 1590190, 1908228, 2089964, 2385285, 2612455, 2726040, 3134946, 3180380, 3657437, 3816456, 4179928, 4770570, 5224910, 6269892, 6360760, 7314874, 7837365, 9541140, 10449820, 10972311, 12539784, 14629748, 15674730, 18287185, 19082280, 20899640, 21944622, 29259496, 31349460, 36574370, 43889244, 54861555, 62698920, 73148740, 87778488, 109723110, 146297480, 219446220, 438892440]

約数ペア:

[(1, 438892440), (2, 219446220), (3, 146297480), (4, 109723110), (5, 87778488), (6, 73148740), (7, 62698920), (8, 54861555), (10, 43889244), (12, 36574370), (14, 31349460), (15, 29259496), (20, 21944622), (21, 20899640), (23, 19082280), (24, 18287185), (28, 15674730), (30, 14629748), (35, 12539784), (40, 10972311), (42, 10449820), (46, 9541140), (56, 7837365), (60, 7314874), (69, 6360760), (70, 6269892), (84, 5224910), (92, 4770570), (105, 4179928), (115, 3816456), (120, 3657437), (138, 3180380), (140, 3134946), (161, 2726040), (168, 2612455), (184, 2385285), (210, 2089964), (230, 1908228), (276, 1590190), (280, 1567473), (322, 1363020), (345, 1272152), (420, 1044982), (460, 954114), (483, 908680), (552, 795095), (644, 681510), (690, 636076), (805, 545208), (840, 522491), (920, 477057), (966, 454340), (1288, 340755), (1380, 318038), (1610, 272604), (1932, 227170), (2415, 181736), (2760, 159019), (3220, 136302), (3864, 113585), (4830, 90868), (6440, 68151), (9660, 45434), (19320, 22717)]