261212952

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:254

約数の個数: 256

約数和(自身を含む): 894136320

約数和(自身を除く): 632923368

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 13, 14, 21, 22, 24, 26, 28, 33, 39, 42, 44, 52, 56, 66, 77, 78, 83, 84, 88, 91, 104, 131, 132, 143, 154, 156, 166, 168, 182, 231, 249, 262, 264, 273, 286, 308, 312, 332, 364, 393, 429, 462, 498, 524, 546, 572, 581, 616, 664, 728, 786, 858, 913, 917, 924, 996, 1001, 1048, 1079, 1092, 1144, 1162, 1441, 1572, 1703, 1716, 1743, 1826, 1834, 1848, 1992, 2002, 2158, 2184, 2324, 2739, 2751, 2882, 3003, 3144, 3237, 3406, 3432, 3486, 3652, 3668, 4004, 4316, 4323, 4648, 5109, 5478, 5502, 5764, 6006, 6391, 6474, 6812, 6972, 7304, 7336, 7553, 8008, 8632, 8646, 10087, 10218, 10873, 10956, 11004, 11528, 11869, 11921, 12012, 12782, 12948, 13624, 13944, 15106, 17292, 18733, 19173, 20174, 20436, 21746, 21912, 22008, 22659, 23738, 23842, 24024, 25564, 25896, 30212, 30261, 32619, 34584, 35607, 35763, 37466, 38346, 40348, 40872, 43492, 45318, 47476, 47684, 51128, 56199, 60424, 60522, 65238, 71214, 71526, 74932, 76111, 76692, 80696, 83083, 86984, 90636, 94952, 95368, 112398, 119603, 121044, 130476, 131131, 141349, 142428, 143052, 149864, 152222, 153384, 166166, 181272, 224796, 228333, 239206, 242088, 249249, 260952, 262262, 282698, 284856, 286104, 304444, 332332, 358809, 393393, 424047, 449592, 456666, 478412, 498498, 524524, 565396, 608888, 664664, 717618, 786786, 837221, 848094, 913332, 956824, 989443, 996996, 1049048, 1130792, 1435236, 1554839, 1573572, 1674442, 1696188, 1826664, 1978886, 1993992, 2511663, 2870472, 2968329, 3109678, 3147144, 3348884, 3392376, 3957772, 4664517, 5023326, 5936658, 6219356, 6697768, 7915544, 9329034, 10046652, 10883873, 11873316, 12438712, 18658068, 20093304, 21767746, 23746632, 32651619, 37316136, 43535492, 65303238, 87070984, 130606476, 261212952]

約数ペア:

[(1, 261212952), (2, 130606476), (3, 87070984), (4, 65303238), (6, 43535492), (7, 37316136), (8, 32651619), (11, 23746632), (12, 21767746), (13, 20093304), (14, 18658068), (21, 12438712), (22, 11873316), (24, 10883873), (26, 10046652), (28, 9329034), (33, 7915544), (39, 6697768), (42, 6219356), (44, 5936658), (52, 5023326), (56, 4664517), (66, 3957772), (77, 3392376), (78, 3348884), (83, 3147144), (84, 3109678), (88, 2968329), (91, 2870472), (104, 2511663), (131, 1993992), (132, 1978886), (143, 1826664), (154, 1696188), (156, 1674442), (166, 1573572), (168, 1554839), (182, 1435236), (231, 1130792), (249, 1049048), (262, 996996), (264, 989443), (273, 956824), (286, 913332), (308, 848094), (312, 837221), (332, 786786), (364, 717618), (393, 664664), (429, 608888), (462, 565396), (498, 524524), (524, 498498), (546, 478412), (572, 456666), (581, 449592), (616, 424047), (664, 393393), (728, 358809), (786, 332332), (858, 304444), (913, 286104), (917, 284856), (924, 282698), (996, 262262), (1001, 260952), (1048, 249249), (1079, 242088), (1092, 239206), (1144, 228333), (1162, 224796), (1441, 181272), (1572, 166166), (1703, 153384), (1716, 152222), (1743, 149864), (1826, 143052), (1834, 142428), (1848, 141349), (1992, 131131), (2002, 130476), (2158, 121044), (2184, 119603), (2324, 112398), (2739, 95368), (2751, 94952), (2882, 90636), (3003, 86984), (3144, 83083), (3237, 80696), (3406, 76692), (3432, 76111), (3486, 74932), (3652, 71526), (3668, 71214), (4004, 65238), (4316, 60522), (4323, 60424), (4648, 56199), (5109, 51128), (5478, 47684), (5502, 47476), (5764, 45318), (6006, 43492), (6391, 40872), (6474, 40348), (6812, 38346), (6972, 37466), (7304, 35763), (7336, 35607), (7553, 34584), (8008, 32619), (8632, 30261), (8646, 30212), (10087, 25896), (10218, 25564), (10873, 24024), (10956, 23842), (11004, 23738), (11528, 22659), (11869, 22008), (11921, 21912), (12012, 21746), (12782, 20436), (12948, 20174), (13624, 19173), (13944, 18733), (15106, 17292)]