261369504

素因数分解:

$2^5\times 3^4\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1$

素因数の和:225

約数の個数: 240

約数和(自身を含む): 856215360

約数和(自身を除く): 594845856

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 32, 33, 36, 44, 48, 54, 66, 72, 81, 88, 89, 96, 99, 103, 108, 132, 144, 162, 176, 178, 198, 206, 216, 264, 267, 288, 297, 309, 324, 352, 356, 396, 412, 432, 528, 534, 594, 618, 648, 712, 792, 801, 824, 864, 891, 927, 979, 1056, 1068, 1133, 1188, 1236, 1296, 1424, 1584, 1602, 1648, 1782, 1854, 1958, 2136, 2266, 2376, 2403, 2472, 2592, 2781, 2848, 2937, 3168, 3204, 3296, 3399, 3564, 3708, 3916, 4272, 4532, 4752, 4806, 4944, 5562, 5874, 6408, 6798, 7128, 7209, 7416, 7832, 8343, 8544, 8811, 9064, 9167, 9504, 9612, 9888, 10197, 11124, 11748, 12816, 13596, 14256, 14418, 14832, 15664, 16686, 17622, 18128, 18334, 19224, 20394, 22248, 23496, 25632, 26433, 27192, 27501, 28512, 28836, 29664, 30591, 31328, 33372, 35244, 36256, 36668, 38448, 40788, 44496, 46992, 52866, 54384, 55002, 57672, 61182, 66744, 70488, 73336, 76896, 79299, 81576, 82503, 88992, 91773, 93984, 100837, 105732, 108768, 110004, 115344, 122364, 133488, 140976, 146672, 158598, 163152, 165006, 183546, 201674, 211464, 220008, 230688, 244728, 247509, 266976, 281952, 293344, 302511, 317196, 326304, 330012, 367092, 403348, 422928, 440016, 489456, 495018, 605022, 634392, 660024, 734184, 742527, 806696, 845856, 880032, 907533, 978912, 990036, 1210044, 1268784, 1320048, 1468368, 1485054, 1613392, 1815066, 1980072, 2420088, 2537568, 2640096, 2722599, 2936736, 2970108, 3226784, 3630132, 3960144, 4840176, 5445198, 5940216, 7260264, 7920288, 8167797, 9680352, 10890396, 11880432, 14520528, 16335594, 21780792, 23760864, 29041056, 32671188, 43561584, 65342376, 87123168, 130684752, 261369504]

約数ペア:

[(1, 261369504), (2, 130684752), (3, 87123168), (4, 65342376), (6, 43561584), (8, 32671188), (9, 29041056), (11, 23760864), (12, 21780792), (16, 16335594), (18, 14520528), (22, 11880432), (24, 10890396), (27, 9680352), (32, 8167797), (33, 7920288), (36, 7260264), (44, 5940216), (48, 5445198), (54, 4840176), (66, 3960144), (72, 3630132), (81, 3226784), (88, 2970108), (89, 2936736), (96, 2722599), (99, 2640096), (103, 2537568), (108, 2420088), (132, 1980072), (144, 1815066), (162, 1613392), (176, 1485054), (178, 1468368), (198, 1320048), (206, 1268784), (216, 1210044), (264, 990036), (267, 978912), (288, 907533), (297, 880032), (309, 845856), (324, 806696), (352, 742527), (356, 734184), (396, 660024), (412, 634392), (432, 605022), (528, 495018), (534, 489456), (594, 440016), (618, 422928), (648, 403348), (712, 367092), (792, 330012), (801, 326304), (824, 317196), (864, 302511), (891, 293344), (927, 281952), (979, 266976), (1056, 247509), (1068, 244728), (1133, 230688), (1188, 220008), (1236, 211464), (1296, 201674), (1424, 183546), (1584, 165006), (1602, 163152), (1648, 158598), (1782, 146672), (1854, 140976), (1958, 133488), (2136, 122364), (2266, 115344), (2376, 110004), (2403, 108768), (2472, 105732), (2592, 100837), (2781, 93984), (2848, 91773), (2937, 88992), (3168, 82503), (3204, 81576), (3296, 79299), (3399, 76896), (3564, 73336), (3708, 70488), (3916, 66744), (4272, 61182), (4532, 57672), (4752, 55002), (4806, 54384), (4944, 52866), (5562, 46992), (5874, 44496), (6408, 40788), (6798, 38448), (7128, 36668), (7209, 36256), (7416, 35244), (7832, 33372), (8343, 31328), (8544, 30591), (8811, 29664), (9064, 28836), (9167, 28512), (9504, 27501), (9612, 27192), (9888, 26433), (10197, 25632), (11124, 23496), (11748, 22248), (12816, 20394), (13596, 19224), (14256, 18334), (14418, 18128), (14832, 17622), (15664, 16686)]