230386240

素因数分解:

$2^6\times 5^1\times 7^3\times {\mathrm{2099}}^1$

素因数の和:2137

約数の個数: 112

約数和(自身を含む): 640080000

約数和(自身を除く): 409693760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 343, 392, 448, 490, 560, 686, 784, 980, 1120, 1372, 1568, 1715, 1960, 2099, 2240, 2744, 3136, 3430, 3920, 4198, 5488, 6860, 7840, 8396, 10495, 10976, 13720, 14693, 15680, 16792, 20990, 21952, 27440, 29386, 33584, 41980, 54880, 58772, 67168, 73465, 83960, 102851, 109760, 117544, 134336, 146930, 167920, 205702, 235088, 293860, 335840, 411404, 470176, 514255, 587720, 671680, 719957, 822808, 940352, 1028510, 1175440, 1439914, 1645616, 2057020, 2350880, 2879828, 3291232, 3599785, 4114040, 4701760, 5759656, 6582464, 7199570, 8228080, 11519312, 14399140, 16456160, 23038624, 28798280, 32912320, 46077248, 57596560, 115193120, 230386240]

約数ペア:

[(1, 230386240), (2, 115193120), (4, 57596560), (5, 46077248), (7, 32912320), (8, 28798280), (10, 23038624), (14, 16456160), (16, 14399140), (20, 11519312), (28, 8228080), (32, 7199570), (35, 6582464), (40, 5759656), (49, 4701760), (56, 4114040), (64, 3599785), (70, 3291232), (80, 2879828), (98, 2350880), (112, 2057020), (140, 1645616), (160, 1439914), (196, 1175440), (224, 1028510), (245, 940352), (280, 822808), (320, 719957), (343, 671680), (392, 587720), (448, 514255), (490, 470176), (560, 411404), (686, 335840), (784, 293860), (980, 235088), (1120, 205702), (1372, 167920), (1568, 146930), (1715, 134336), (1960, 117544), (2099, 109760), (2240, 102851), (2744, 83960), (3136, 73465), (3430, 67168), (3920, 58772), (4198, 54880), (5488, 41980), (6860, 33584), (7840, 29386), (8396, 27440), (10495, 21952), (10976, 20990), (13720, 16792), (14693, 15680)]