18218429600

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{45821}}^1$

素因数の和:45919

約数の個数: 144

約数和(自身を含む): 51546450816

約数和(自身を除く): 33328021216

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 71, 80, 100, 112, 140, 142, 160, 175, 200, 224, 280, 284, 350, 355, 400, 497, 560, 568, 700, 710, 800, 994, 1120, 1136, 1400, 1420, 1775, 1988, 2272, 2485, 2800, 2840, 3550, 3976, 4970, 5600, 5680, 7100, 7952, 9940, 11360, 12425, 14200, 15904, 19880, 24850, 28400, 39760, 45821, 49700, 56800, 79520, 91642, 99400, 183284, 198800, 229105, 320747, 366568, 397600, 458210, 641494, 733136, 916420, 1145525, 1282988, 1466272, 1603735, 1832840, 2291050, 2565976, 3207470, 3253291, 3665680, 4582100, 5131952, 6414940, 6506582, 7331360, 8018675, 9164200, 10263904, 12829880, 13013164, 16037350, 16266455, 18328400, 22773037, 25659760, 26026328, 32074700, 32532910, 36656800, 45546074, 51319520, 52052656, 64149400, 65065820, 81332275, 91092148, 104105312, 113865185, 128298800, 130131640, 162664550, 182184296, 227730370, 256597600, 260263280, 325329100, 364368592, 455460740, 520526560, 569325925, 650658200, 728737184, 910921480, 1138651850, 1301316400, 1821842960, 2277303700, 2602632800, 3643685920, 4554607400, 9109214800, 18218429600]

約数ペア:

[(1, 18218429600), (2, 9109214800), (4, 4554607400), (5, 3643685920), (7, 2602632800), (8, 2277303700), (10, 1821842960), (14, 1301316400), (16, 1138651850), (20, 910921480), (25, 728737184), (28, 650658200), (32, 569325925), (35, 520526560), (40, 455460740), (50, 364368592), (56, 325329100), (70, 260263280), (71, 256597600), (80, 227730370), (100, 182184296), (112, 162664550), (140, 130131640), (142, 128298800), (160, 113865185), (175, 104105312), (200, 91092148), (224, 81332275), (280, 65065820), (284, 64149400), (350, 52052656), (355, 51319520), (400, 45546074), (497, 36656800), (560, 32532910), (568, 32074700), (700, 26026328), (710, 25659760), (800, 22773037), (994, 18328400), (1120, 16266455), (1136, 16037350), (1400, 13013164), (1420, 12829880), (1775, 10263904), (1988, 9164200), (2272, 8018675), (2485, 7331360), (2800, 6506582), (2840, 6414940), (3550, 5131952), (3976, 4582100), (4970, 3665680), (5600, 3253291), (5680, 3207470), (7100, 2565976), (7952, 2291050), (9940, 1832840), (11360, 1603735), (12425, 1466272), (14200, 1282988), (15904, 1145525), (19880, 916420), (24850, 733136), (28400, 641494), (39760, 458210), (45821, 397600), (49700, 366568), (56800, 320747), (79520, 229105), (91642, 198800), (99400, 183284)]