261359136

素因数分解:

$2^5\times 3^5\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:134

約数の個数: 288

約数和(自身を含む): 853070400

約数和(自身を除く): 591711264

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 29, 32, 36, 38, 48, 54, 57, 58, 61, 72, 76, 81, 87, 96, 108, 114, 116, 122, 144, 152, 162, 171, 174, 183, 216, 228, 232, 243, 244, 261, 288, 304, 324, 342, 348, 366, 432, 456, 464, 486, 488, 513, 522, 549, 551, 608, 648, 684, 696, 732, 783, 864, 912, 928, 972, 976, 1026, 1044, 1098, 1102, 1159, 1296, 1368, 1392, 1464, 1539, 1566, 1647, 1653, 1769, 1824, 1944, 1952, 2052, 2088, 2196, 2204, 2318, 2349, 2592, 2736, 2784, 2928, 3078, 3132, 3294, 3306, 3477, 3538, 3888, 4104, 4176, 4392, 4408, 4617, 4636, 4698, 4941, 4959, 5307, 5472, 5856, 6156, 6264, 6588, 6612, 6954, 7047, 7076, 7776, 8208, 8352, 8784, 8816, 9234, 9272, 9396, 9882, 9918, 10431, 10614, 12312, 12528, 13176, 13224, 13908, 14094, 14152, 14823, 14877, 15921, 16416, 17568, 17632, 18468, 18544, 18792, 19764, 19836, 20862, 21228, 24624, 25056, 26352, 26448, 27816, 28188, 28304, 29646, 29754, 31293, 31842, 33611, 36936, 37088, 37584, 39528, 39672, 41724, 42456, 44631, 47763, 49248, 52704, 52896, 55632, 56376, 56608, 59292, 59508, 62586, 63684, 67222, 73872, 75168, 79056, 79344, 83448, 84912, 89262, 93879, 95526, 100833, 111264, 112752, 118584, 119016, 125172, 127368, 133893, 134444, 143289, 147744, 158112, 158688, 166896, 169824, 178524, 187758, 191052, 201666, 225504, 237168, 238032, 250344, 254736, 267786, 268888, 281637, 286578, 302499, 333792, 357048, 375516, 382104, 403332, 429867, 474336, 476064, 500688, 509472, 535572, 537776, 563274, 573156, 604998, 714096, 751032, 764208, 806664, 859734, 907497, 1001376, 1071144, 1075552, 1126548, 1146312, 1209996, 1428192, 1502064, 1528416, 1613328, 1719468, 1814994, 2142288, 2253096, 2292624, 2419992, 2722491, 3004128, 3226656, 3438936, 3629988, 4284576, 4506192, 4585248, 4839984, 5444982, 6877872, 7259976, 8167473, 9012384, 9679968, 10889964, 13755744, 14519952, 16334946, 21779928, 29039904, 32669892, 43559856, 65339784, 87119712, 130679568, 261359136]

約数ペア:

[(1, 261359136), (2, 130679568), (3, 87119712), (4, 65339784), (6, 43559856), (8, 32669892), (9, 29039904), (12, 21779928), (16, 16334946), (18, 14519952), (19, 13755744), (24, 10889964), (27, 9679968), (29, 9012384), (32, 8167473), (36, 7259976), (38, 6877872), (48, 5444982), (54, 4839984), (57, 4585248), (58, 4506192), (61, 4284576), (72, 3629988), (76, 3438936), (81, 3226656), (87, 3004128), (96, 2722491), (108, 2419992), (114, 2292624), (116, 2253096), (122, 2142288), (144, 1814994), (152, 1719468), (162, 1613328), (171, 1528416), (174, 1502064), (183, 1428192), (216, 1209996), (228, 1146312), (232, 1126548), (243, 1075552), (244, 1071144), (261, 1001376), (288, 907497), (304, 859734), (324, 806664), (342, 764208), (348, 751032), (366, 714096), (432, 604998), (456, 573156), (464, 563274), (486, 537776), (488, 535572), (513, 509472), (522, 500688), (549, 476064), (551, 474336), (608, 429867), (648, 403332), (684, 382104), (696, 375516), (732, 357048), (783, 333792), (864, 302499), (912, 286578), (928, 281637), (972, 268888), (976, 267786), (1026, 254736), (1044, 250344), (1098, 238032), (1102, 237168), (1159, 225504), (1296, 201666), (1368, 191052), (1392, 187758), (1464, 178524), (1539, 169824), (1566, 166896), (1647, 158688), (1653, 158112), (1769, 147744), (1824, 143289), (1944, 134444), (1952, 133893), (2052, 127368), (2088, 125172), (2196, 119016), (2204, 118584), (2318, 112752), (2349, 111264), (2592, 100833), (2736, 95526), (2784, 93879), (2928, 89262), (3078, 84912), (3132, 83448), (3294, 79344), (3306, 79056), (3477, 75168), (3538, 73872), (3888, 67222), (4104, 63684), (4176, 62586), (4392, 59508), (4408, 59292), (4617, 56608), (4636, 56376), (4698, 55632), (4941, 52896), (4959, 52704), (5307, 49248), (5472, 47763), (5856, 44631), (6156, 42456), (6264, 41724), (6588, 39672), (6612, 39528), (6954, 37584), (7047, 37088), (7076, 36936), (7776, 33611), (8208, 31842), (8352, 31293), (8784, 29754), (8816, 29646), (9234, 28304), (9272, 28188), (9396, 27816), (9882, 26448), (9918, 26352), (10431, 25056), (10614, 24624), (12312, 21228), (12528, 20862), (13176, 19836), (13224, 19764), (13908, 18792), (14094, 18544), (14152, 18468), (14823, 17632), (14877, 17568), (15921, 16416)]