204967840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:291

約数の個数: 192

約数和(自身を含む): 613122048

約数和(自身を除く): 408154208

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, 131, 140, 154, 160, 176, 220, 224, 254, 262, 280, 308, 352, 385, 440, 508, 524, 560, 616, 635, 655, 770, 880, 889, 917, 1016, 1048, 1120, 1232, 1270, 1310, 1397, 1441, 1540, 1760, 1778, 1834, 2032, 2096, 2464, 2540, 2620, 2794, 2882, 3080, 3556, 3668, 4064, 4192, 4445, 4585, 5080, 5240, 5588, 5764, 6160, 6985, 7112, 7205, 7336, 8890, 9170, 9779, 10087, 10160, 10480, 11176, 11528, 12320, 13970, 14224, 14410, 14672, 16637, 17780, 18340, 19558, 20174, 20320, 20960, 22352, 23056, 27940, 28448, 28820, 29344, 33274, 35560, 36680, 39116, 40348, 44704, 46112, 48895, 50435, 55880, 57640, 66548, 71120, 73360, 78232, 80696, 83185, 97790, 100870, 111760, 115280, 116459, 133096, 142240, 146720, 156464, 161392, 166370, 183007, 195580, 201740, 223520, 230560, 232918, 266192, 312928, 322784, 332740, 366014, 391160, 403480, 465836, 532384, 582295, 665480, 732028, 782320, 806960, 915035, 931672, 1164590, 1281049, 1330960, 1464056, 1564640, 1613920, 1830070, 1863344, 2329180, 2562098, 2661920, 2928112, 3660140, 3726688, 4658360, 5124196, 5856224, 6405245, 7320280, 9316720, 10248392, 12810490, 14640560, 18633440, 20496784, 25620980, 29281120, 40993568, 51241960, 102483920, 204967840]

約数ペア:

[(1, 204967840), (2, 102483920), (4, 51241960), (5, 40993568), (7, 29281120), (8, 25620980), (10, 20496784), (11, 18633440), (14, 14640560), (16, 12810490), (20, 10248392), (22, 9316720), (28, 7320280), (32, 6405245), (35, 5856224), (40, 5124196), (44, 4658360), (55, 3726688), (56, 3660140), (70, 2928112), (77, 2661920), (80, 2562098), (88, 2329180), (110, 1863344), (112, 1830070), (127, 1613920), (131, 1564640), (140, 1464056), (154, 1330960), (160, 1281049), (176, 1164590), (220, 931672), (224, 915035), (254, 806960), (262, 782320), (280, 732028), (308, 665480), (352, 582295), (385, 532384), (440, 465836), (508, 403480), (524, 391160), (560, 366014), (616, 332740), (635, 322784), (655, 312928), (770, 266192), (880, 232918), (889, 230560), (917, 223520), (1016, 201740), (1048, 195580), (1120, 183007), (1232, 166370), (1270, 161392), (1310, 156464), (1397, 146720), (1441, 142240), (1540, 133096), (1760, 116459), (1778, 115280), (1834, 111760), (2032, 100870), (2096, 97790), (2464, 83185), (2540, 80696), (2620, 78232), (2794, 73360), (2882, 71120), (3080, 66548), (3556, 57640), (3668, 55880), (4064, 50435), (4192, 48895), (4445, 46112), (4585, 44704), (5080, 40348), (5240, 39116), (5588, 36680), (5764, 35560), (6160, 33274), (6985, 29344), (7112, 28820), (7205, 28448), (7336, 27940), (8890, 23056), (9170, 22352), (9779, 20960), (10087, 20320), (10160, 20174), (10480, 19558), (11176, 18340), (11528, 17780), (12320, 16637), (13970, 14672), (14224, 14410)]