30485840

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{101}}^1$

素因数の和:146

約数の個数: 160

約数和(自身を含む): 91065600

約数和(自身を除く): 60579760

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 80, 88, 98, 101, 110, 112, 140, 154, 176, 196, 202, 220, 245, 280, 308, 343, 385, 392, 404, 440, 490, 505, 539, 560, 616, 686, 707, 770, 784, 808, 880, 980, 1010, 1078, 1111, 1232, 1372, 1414, 1540, 1616, 1715, 1960, 2020, 2156, 2222, 2695, 2744, 2828, 3080, 3430, 3535, 3773, 3920, 4040, 4312, 4444, 4949, 5390, 5488, 5555, 5656, 6160, 6860, 7070, 7546, 7777, 8080, 8624, 8888, 9898, 10780, 11110, 11312, 13720, 14140, 15092, 15554, 17776, 18865, 19796, 21560, 22220, 24745, 27440, 28280, 30184, 31108, 34643, 37730, 38885, 39592, 43120, 44440, 49490, 54439, 56560, 60368, 62216, 69286, 75460, 77770, 79184, 88880, 98980, 108878, 124432, 138572, 150920, 155540, 173215, 197960, 217756, 272195, 277144, 301840, 311080, 346430, 381073, 395920, 435512, 544390, 554288, 622160, 692860, 762146, 871024, 1088780, 1385720, 1524292, 1905365, 2177560, 2771440, 3048584, 3810730, 4355120, 6097168, 7621460, 15242920, 30485840]

約数ペア:

[(1, 30485840), (2, 15242920), (4, 7621460), (5, 6097168), (7, 4355120), (8, 3810730), (10, 3048584), (11, 2771440), (14, 2177560), (16, 1905365), (20, 1524292), (22, 1385720), (28, 1088780), (35, 871024), (40, 762146), (44, 692860), (49, 622160), (55, 554288), (56, 544390), (70, 435512), (77, 395920), (80, 381073), (88, 346430), (98, 311080), (101, 301840), (110, 277144), (112, 272195), (140, 217756), (154, 197960), (176, 173215), (196, 155540), (202, 150920), (220, 138572), (245, 124432), (280, 108878), (308, 98980), (343, 88880), (385, 79184), (392, 77770), (404, 75460), (440, 69286), (490, 62216), (505, 60368), (539, 56560), (560, 54439), (616, 49490), (686, 44440), (707, 43120), (770, 39592), (784, 38885), (808, 37730), (880, 34643), (980, 31108), (1010, 30184), (1078, 28280), (1111, 27440), (1232, 24745), (1372, 22220), (1414, 21560), (1540, 19796), (1616, 18865), (1715, 17776), (1960, 15554), (2020, 15092), (2156, 14140), (2222, 13720), (2695, 11312), (2744, 11110), (2828, 10780), (3080, 9898), (3430, 8888), (3535, 8624), (3773, 8080), (3920, 7777), (4040, 7546), (4312, 7070), (4444, 6860), (4949, 6160), (5390, 5656), (5488, 5555)]