207868960

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{73}}^1$

素因数の和:175

約数の個数: 144

約数和(自身を含む): 550992456

約数和(自身を除く): 343123496

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 37, 40, 52, 65, 73, 74, 80, 104, 130, 146, 148, 160, 185, 208, 260, 292, 296, 365, 370, 416, 481, 520, 584, 592, 730, 740, 949, 962, 1040, 1168, 1184, 1369, 1460, 1480, 1898, 1924, 2080, 2336, 2405, 2701, 2738, 2920, 2960, 3796, 3848, 4745, 4810, 5402, 5476, 5840, 5920, 6845, 7592, 7696, 9490, 9620, 10804, 10952, 11680, 13505, 13690, 15184, 15392, 17797, 18980, 19240, 21608, 21904, 27010, 27380, 30368, 35113, 35594, 37960, 38480, 43216, 43808, 54020, 54760, 70226, 71188, 75920, 76960, 86432, 88985, 99937, 108040, 109520, 140452, 142376, 151840, 175565, 177970, 199874, 216080, 219040, 280904, 284752, 351130, 355940, 399748, 432160, 499685, 561808, 569504, 702260, 711880, 799496, 999370, 1123616, 1299181, 1404520, 1423760, 1598992, 1998740, 2598362, 2809040, 2847520, 3197984, 3997480, 5196724, 5618080, 6495905, 7994960, 10393448, 12991810, 15989920, 20786896, 25983620, 41573792, 51967240, 103934480, 207868960]

約数ペア:

[(1, 207868960), (2, 103934480), (4, 51967240), (5, 41573792), (8, 25983620), (10, 20786896), (13, 15989920), (16, 12991810), (20, 10393448), (26, 7994960), (32, 6495905), (37, 5618080), (40, 5196724), (52, 3997480), (65, 3197984), (73, 2847520), (74, 2809040), (80, 2598362), (104, 1998740), (130, 1598992), (146, 1423760), (148, 1404520), (160, 1299181), (185, 1123616), (208, 999370), (260, 799496), (292, 711880), (296, 702260), (365, 569504), (370, 561808), (416, 499685), (481, 432160), (520, 399748), (584, 355940), (592, 351130), (730, 284752), (740, 280904), (949, 219040), (962, 216080), (1040, 199874), (1168, 177970), (1184, 175565), (1369, 151840), (1460, 142376), (1480, 140452), (1898, 109520), (1924, 108040), (2080, 99937), (2336, 88985), (2405, 86432), (2701, 76960), (2738, 75920), (2920, 71188), (2960, 70226), (3796, 54760), (3848, 54020), (4745, 43808), (4810, 43216), (5402, 38480), (5476, 37960), (5840, 35594), (5920, 35113), (6845, 30368), (7592, 27380), (7696, 27010), (9490, 21904), (9620, 21608), (10804, 19240), (10952, 18980), (11680, 17797), (13505, 15392), (13690, 15184)]