130434080

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:287

約数の個数: 144

約数和(自身を含む): 364041216

約数和(自身を除く): 233607136

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 127, 131, 140, 160, 196, 224, 245, 254, 262, 280, 392, 490, 508, 524, 560, 635, 655, 784, 889, 917, 980, 1016, 1048, 1120, 1270, 1310, 1568, 1778, 1834, 1960, 2032, 2096, 2540, 2620, 3556, 3668, 3920, 4064, 4192, 4445, 4585, 5080, 5240, 6223, 6419, 7112, 7336, 7840, 8890, 9170, 10160, 10480, 12446, 12838, 14224, 14672, 16637, 17780, 18340, 20320, 20960, 24892, 25676, 28448, 29344, 31115, 32095, 33274, 35560, 36680, 49784, 51352, 62230, 64190, 66548, 71120, 73360, 83185, 99568, 102704, 116459, 124460, 128380, 133096, 142240, 146720, 166370, 199136, 205408, 232918, 248920, 256760, 266192, 332740, 465836, 497840, 513520, 532384, 582295, 665480, 815213, 931672, 995680, 1027040, 1164590, 1330960, 1630426, 1863344, 2329180, 2661920, 3260852, 3726688, 4076065, 4658360, 6521704, 8152130, 9316720, 13043408, 16304260, 18633440, 26086816, 32608520, 65217040, 130434080]

約数ペア:

[(1, 130434080), (2, 65217040), (4, 32608520), (5, 26086816), (7, 18633440), (8, 16304260), (10, 13043408), (14, 9316720), (16, 8152130), (20, 6521704), (28, 4658360), (32, 4076065), (35, 3726688), (40, 3260852), (49, 2661920), (56, 2329180), (70, 1863344), (80, 1630426), (98, 1330960), (112, 1164590), (127, 1027040), (131, 995680), (140, 931672), (160, 815213), (196, 665480), (224, 582295), (245, 532384), (254, 513520), (262, 497840), (280, 465836), (392, 332740), (490, 266192), (508, 256760), (524, 248920), (560, 232918), (635, 205408), (655, 199136), (784, 166370), (889, 146720), (917, 142240), (980, 133096), (1016, 128380), (1048, 124460), (1120, 116459), (1270, 102704), (1310, 99568), (1568, 83185), (1778, 73360), (1834, 71120), (1960, 66548), (2032, 64190), (2096, 62230), (2540, 51352), (2620, 49784), (3556, 36680), (3668, 35560), (3920, 33274), (4064, 32095), (4192, 31115), (4445, 29344), (4585, 28448), (5080, 25676), (5240, 24892), (6223, 20960), (6419, 20320), (7112, 18340), (7336, 17780), (7840, 16637), (8890, 14672), (9170, 14224), (10160, 12838), (10480, 12446)]