261212076

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:284

約数の個数: 144

約数和(自身を含む): 730562560

約数和(自身を除く): 469350484

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 31, 36, 38, 57, 62, 76, 93, 97, 114, 124, 127, 171, 186, 194, 228, 254, 279, 291, 342, 372, 381, 388, 508, 558, 582, 589, 684, 762, 873, 1116, 1143, 1164, 1178, 1524, 1746, 1767, 1843, 2286, 2356, 2413, 3007, 3492, 3534, 3686, 3937, 4572, 4826, 5301, 5529, 6014, 7068, 7239, 7372, 7874, 9021, 9652, 10602, 11058, 11811, 12028, 12319, 14478, 15748, 16587, 18042, 21204, 21717, 22116, 23622, 24638, 27063, 28956, 33174, 35433, 36084, 36957, 43434, 47244, 49276, 54126, 57133, 66348, 70866, 73914, 74803, 86868, 108252, 110871, 114266, 141732, 147828, 149606, 171399, 221742, 224409, 228532, 234061, 299212, 342798, 381889, 443484, 448818, 468122, 514197, 673227, 685596, 702183, 763778, 897636, 936244, 1028394, 1145667, 1346454, 1404366, 1527556, 2056788, 2106549, 2291334, 2692908, 2808732, 3437001, 4213098, 4582668, 6874002, 7255891, 8426196, 13748004, 14511782, 21767673, 29023564, 43535346, 65303019, 87070692, 130606038, 261212076]

約数ペア:

[(1, 261212076), (2, 130606038), (3, 87070692), (4, 65303019), (6, 43535346), (9, 29023564), (12, 21767673), (18, 14511782), (19, 13748004), (31, 8426196), (36, 7255891), (38, 6874002), (57, 4582668), (62, 4213098), (76, 3437001), (93, 2808732), (97, 2692908), (114, 2291334), (124, 2106549), (127, 2056788), (171, 1527556), (186, 1404366), (194, 1346454), (228, 1145667), (254, 1028394), (279, 936244), (291, 897636), (342, 763778), (372, 702183), (381, 685596), (388, 673227), (508, 514197), (558, 468122), (582, 448818), (589, 443484), (684, 381889), (762, 342798), (873, 299212), (1116, 234061), (1143, 228532), (1164, 224409), (1178, 221742), (1524, 171399), (1746, 149606), (1767, 147828), (1843, 141732), (2286, 114266), (2356, 110871), (2413, 108252), (3007, 86868), (3492, 74803), (3534, 73914), (3686, 70866), (3937, 66348), (4572, 57133), (4826, 54126), (5301, 49276), (5529, 47244), (6014, 43434), (7068, 36957), (7239, 36084), (7372, 35433), (7874, 33174), (9021, 28956), (9652, 27063), (10602, 24638), (11058, 23622), (11811, 22116), (12028, 21717), (12319, 21204), (14478, 18042), (15748, 16587)]