261294880

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{167}}^1$

素因数の和:327

約数の個数: 192

約数和(自身を含む): 780337152

約数和(自身を除く): 519042272

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 127, 140, 154, 160, 167, 176, 220, 224, 254, 280, 308, 334, 352, 385, 440, 508, 560, 616, 635, 668, 770, 835, 880, 889, 1016, 1120, 1169, 1232, 1270, 1336, 1397, 1540, 1670, 1760, 1778, 1837, 2032, 2338, 2464, 2540, 2672, 2794, 3080, 3340, 3556, 3674, 4064, 4445, 4676, 5080, 5344, 5588, 5845, 6160, 6680, 6985, 7112, 7348, 8890, 9185, 9352, 9779, 10160, 11176, 11690, 12320, 12859, 13360, 13970, 14224, 14696, 17780, 18370, 18704, 19558, 20320, 21209, 22352, 23380, 25718, 26720, 27940, 28448, 29392, 35560, 36740, 37408, 39116, 42418, 44704, 46760, 48895, 51436, 55880, 58784, 64295, 71120, 73480, 78232, 84836, 93520, 97790, 102872, 106045, 111760, 128590, 142240, 146960, 148463, 156464, 169672, 187040, 195580, 205744, 212090, 223520, 233299, 257180, 293920, 296926, 312928, 339344, 391160, 411488, 424180, 466598, 514360, 593852, 678688, 742315, 782320, 848360, 933196, 1028720, 1166495, 1187704, 1484630, 1564640, 1633093, 1696720, 1866392, 2057440, 2332990, 2375408, 2969260, 3266186, 3393440, 3732784, 4665980, 4750816, 5938520, 6532372, 7465568, 8165465, 9331960, 11877040, 13064744, 16330930, 18663920, 23754080, 26129488, 32661860, 37327840, 52258976, 65323720, 130647440, 261294880]

約数ペア:

[(1, 261294880), (2, 130647440), (4, 65323720), (5, 52258976), (7, 37327840), (8, 32661860), (10, 26129488), (11, 23754080), (14, 18663920), (16, 16330930), (20, 13064744), (22, 11877040), (28, 9331960), (32, 8165465), (35, 7465568), (40, 6532372), (44, 5938520), (55, 4750816), (56, 4665980), (70, 3732784), (77, 3393440), (80, 3266186), (88, 2969260), (110, 2375408), (112, 2332990), (127, 2057440), (140, 1866392), (154, 1696720), (160, 1633093), (167, 1564640), (176, 1484630), (220, 1187704), (224, 1166495), (254, 1028720), (280, 933196), (308, 848360), (334, 782320), (352, 742315), (385, 678688), (440, 593852), (508, 514360), (560, 466598), (616, 424180), (635, 411488), (668, 391160), (770, 339344), (835, 312928), (880, 296926), (889, 293920), (1016, 257180), (1120, 233299), (1169, 223520), (1232, 212090), (1270, 205744), (1336, 195580), (1397, 187040), (1540, 169672), (1670, 156464), (1760, 148463), (1778, 146960), (1837, 142240), (2032, 128590), (2338, 111760), (2464, 106045), (2540, 102872), (2672, 97790), (2794, 93520), (3080, 84836), (3340, 78232), (3556, 73480), (3674, 71120), (4064, 64295), (4445, 58784), (4676, 55880), (5080, 51436), (5344, 48895), (5588, 46760), (5845, 44704), (6160, 42418), (6680, 39116), (6985, 37408), (7112, 36740), (7348, 35560), (8890, 29392), (9185, 28448), (9352, 27940), (9779, 26720), (10160, 25718), (11176, 23380), (11690, 22352), (12320, 21209), (12859, 20320), (13360, 19558), (13970, 18704), (14224, 18370), (14696, 17780)]