265491564

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:208

約数の個数: 144

約数和(自身を含む): 716212224

約数和(自身を除く): 450720660

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 41, 52, 62, 78, 82, 93, 103, 123, 124, 156, 164, 169, 186, 206, 246, 309, 338, 372, 403, 412, 492, 507, 533, 618, 676, 806, 1014, 1066, 1209, 1236, 1271, 1339, 1599, 1612, 2028, 2132, 2418, 2542, 2678, 3193, 3198, 3813, 4017, 4223, 4836, 5084, 5239, 5356, 6386, 6396, 6929, 7626, 8034, 8446, 9579, 10478, 12669, 12772, 13858, 15252, 15717, 16068, 16523, 16892, 17407, 19158, 20787, 20956, 25338, 27716, 31434, 33046, 34814, 38316, 41509, 41574, 49569, 50676, 52221, 54899, 62868, 66092, 69628, 83018, 83148, 99138, 104442, 109798, 124527, 130913, 164697, 166036, 198276, 208884, 214799, 219596, 249054, 261826, 329394, 392739, 429598, 498108, 523652, 539617, 644397, 658788, 713687, 785478, 859196, 1079234, 1288794, 1427374, 1570956, 1618851, 1701869, 2141061, 2158468, 2577588, 2854748, 3237702, 3403738, 4282122, 5105607, 6475404, 6807476, 8564244, 10211214, 20422428, 22124297, 44248594, 66372891, 88497188, 132745782, 265491564]

約数ペア:

[(1, 265491564), (2, 132745782), (3, 88497188), (4, 66372891), (6, 44248594), (12, 22124297), (13, 20422428), (26, 10211214), (31, 8564244), (39, 6807476), (41, 6475404), (52, 5105607), (62, 4282122), (78, 3403738), (82, 3237702), (93, 2854748), (103, 2577588), (123, 2158468), (124, 2141061), (156, 1701869), (164, 1618851), (169, 1570956), (186, 1427374), (206, 1288794), (246, 1079234), (309, 859196), (338, 785478), (372, 713687), (403, 658788), (412, 644397), (492, 539617), (507, 523652), (533, 498108), (618, 429598), (676, 392739), (806, 329394), (1014, 261826), (1066, 249054), (1209, 219596), (1236, 214799), (1271, 208884), (1339, 198276), (1599, 166036), (1612, 164697), (2028, 130913), (2132, 124527), (2418, 109798), (2542, 104442), (2678, 99138), (3193, 83148), (3198, 83018), (3813, 69628), (4017, 66092), (4223, 62868), (4836, 54899), (5084, 52221), (5239, 50676), (5356, 49569), (6386, 41574), (6396, 41509), (6929, 38316), (7626, 34814), (8034, 33046), (8446, 31434), (9579, 27716), (10478, 25338), (12669, 20956), (12772, 20787), (13858, 19158), (15252, 17407), (15717, 16892), (16068, 16523)]