313359800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:242

約数の個数: 144

約数和(自身を含む): 806019840

約数和(自身を除く): 492660040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 73, 100, 104, 127, 130, 146, 169, 200, 254, 260, 292, 325, 338, 365, 508, 520, 584, 635, 650, 676, 730, 845, 949, 1016, 1270, 1300, 1352, 1460, 1651, 1690, 1825, 1898, 2540, 2600, 2920, 3175, 3302, 3380, 3650, 3796, 4225, 4745, 5080, 6350, 6604, 6760, 7300, 7592, 8255, 8450, 9271, 9490, 12337, 12700, 13208, 14600, 16510, 16900, 18542, 18980, 21463, 23725, 24674, 25400, 33020, 33800, 37084, 37960, 41275, 42926, 46355, 47450, 49348, 61685, 66040, 74168, 82550, 85852, 92710, 94900, 98696, 107315, 120523, 123370, 165100, 171704, 185420, 189800, 214630, 231775, 241046, 246740, 308425, 330200, 370840, 429260, 463550, 482092, 493480, 536575, 602615, 616850, 858520, 927100, 964184, 1073150, 1205230, 1233700, 1566799, 1854200, 2146300, 2410460, 2467400, 3013075, 3133598, 4292600, 4820920, 6026150, 6267196, 7833995, 12052300, 12534392, 15667990, 24104600, 31335980, 39169975, 62671960, 78339950, 156679900, 313359800]

約数ペア:

[(1, 313359800), (2, 156679900), (4, 78339950), (5, 62671960), (8, 39169975), (10, 31335980), (13, 24104600), (20, 15667990), (25, 12534392), (26, 12052300), (40, 7833995), (50, 6267196), (52, 6026150), (65, 4820920), (73, 4292600), (100, 3133598), (104, 3013075), (127, 2467400), (130, 2410460), (146, 2146300), (169, 1854200), (200, 1566799), (254, 1233700), (260, 1205230), (292, 1073150), (325, 964184), (338, 927100), (365, 858520), (508, 616850), (520, 602615), (584, 536575), (635, 493480), (650, 482092), (676, 463550), (730, 429260), (845, 370840), (949, 330200), (1016, 308425), (1270, 246740), (1300, 241046), (1352, 231775), (1460, 214630), (1651, 189800), (1690, 185420), (1825, 171704), (1898, 165100), (2540, 123370), (2600, 120523), (2920, 107315), (3175, 98696), (3302, 94900), (3380, 92710), (3650, 85852), (3796, 82550), (4225, 74168), (4745, 66040), (5080, 61685), (6350, 49348), (6604, 47450), (6760, 46355), (7300, 42926), (7592, 41275), (8255, 37960), (8450, 37084), (9271, 33800), (9490, 33020), (12337, 25400), (12700, 24674), (13208, 23725), (14600, 21463), (16510, 18980), (16900, 18542)]