250687840

素因数分解:

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

素因数の和:241

約数の個数: 144

約数和(自身を含む): 655216128

約数和(自身を除く): 404528288

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 73, 80, 104, 127, 130, 146, 160, 169, 208, 254, 260, 292, 338, 365, 416, 508, 520, 584, 635, 676, 730, 845, 949, 1016, 1040, 1168, 1270, 1352, 1460, 1651, 1690, 1898, 2032, 2080, 2336, 2540, 2704, 2920, 3302, 3380, 3796, 4064, 4745, 5080, 5408, 5840, 6604, 6760, 7592, 8255, 9271, 9490, 10160, 11680, 12337, 13208, 13520, 15184, 16510, 18542, 18980, 20320, 21463, 24674, 26416, 27040, 30368, 33020, 37084, 37960, 42926, 46355, 49348, 52832, 61685, 66040, 74168, 75920, 85852, 92710, 98696, 107315, 120523, 123370, 132080, 148336, 151840, 171704, 185420, 197392, 214630, 241046, 246740, 264160, 296672, 343408, 370840, 394784, 429260, 482092, 493480, 602615, 686816, 741680, 858520, 964184, 986960, 1205230, 1483360, 1566799, 1717040, 1928368, 1973920, 2410460, 3133598, 3434080, 3856736, 4820920, 6267196, 7833995, 9641840, 12534392, 15667990, 19283680, 25068784, 31335980, 50137568, 62671960, 125343920, 250687840]

約数ペア:

[(1, 250687840), (2, 125343920), (4, 62671960), (5, 50137568), (8, 31335980), (10, 25068784), (13, 19283680), (16, 15667990), (20, 12534392), (26, 9641840), (32, 7833995), (40, 6267196), (52, 4820920), (65, 3856736), (73, 3434080), (80, 3133598), (104, 2410460), (127, 1973920), (130, 1928368), (146, 1717040), (160, 1566799), (169, 1483360), (208, 1205230), (254, 986960), (260, 964184), (292, 858520), (338, 741680), (365, 686816), (416, 602615), (508, 493480), (520, 482092), (584, 429260), (635, 394784), (676, 370840), (730, 343408), (845, 296672), (949, 264160), (1016, 246740), (1040, 241046), (1168, 214630), (1270, 197392), (1352, 185420), (1460, 171704), (1651, 151840), (1690, 148336), (1898, 132080), (2032, 123370), (2080, 120523), (2336, 107315), (2540, 98696), (2704, 92710), (2920, 85852), (3302, 75920), (3380, 74168), (3796, 66040), (4064, 61685), (4745, 52832), (5080, 49348), (5408, 46355), (5840, 42926), (6604, 37960), (6760, 37084), (7592, 33020), (8255, 30368), (9271, 27040), (9490, 26416), (10160, 24674), (11680, 21463), (12337, 20320), (13208, 18980), (13520, 18542), (15184, 16510)]