261571752

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1$

素因数の和:232

約数の個数: 192

約数和(自身を含む): 800479680

約数和(自身を除く): 538907928

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 43, 52, 67, 72, 78, 86, 97, 104, 117, 129, 134, 156, 172, 194, 201, 234, 258, 268, 291, 312, 344, 387, 388, 402, 468, 516, 536, 559, 582, 603, 774, 776, 804, 871, 873, 936, 1032, 1118, 1164, 1206, 1261, 1548, 1608, 1677, 1742, 1746, 2236, 2328, 2412, 2522, 2613, 2881, 3096, 3354, 3484, 3492, 3783, 4171, 4472, 4824, 5031, 5044, 5226, 5762, 6499, 6708, 6968, 6984, 7566, 7839, 8342, 8643, 10062, 10088, 10452, 11349, 11524, 12513, 12998, 13416, 15132, 15678, 16684, 17286, 19497, 20124, 20904, 22698, 23048, 25026, 25929, 25996, 30264, 31356, 33368, 34572, 37453, 37539, 38994, 40248, 45396, 50052, 51858, 51992, 54223, 58491, 62712, 69144, 74906, 75078, 77988, 84487, 90792, 100104, 103716, 108446, 112359, 116982, 149812, 150156, 155976, 162669, 168974, 207432, 216892, 224718, 233964, 253461, 279457, 299624, 300312, 325338, 337077, 337948, 433784, 449436, 467928, 488007, 506922, 558914, 650676, 674154, 675896, 760383, 838371, 898872, 976014, 1013844, 1117828, 1301352, 1348308, 1520766, 1676742, 1952028, 2027688, 2235656, 2515113, 2696616, 3041532, 3353484, 3632941, 3904056, 5030226, 6083064, 6706968, 7265882, 10060452, 10898823, 14531764, 20120904, 21797646, 29063528, 32696469, 43595292, 65392938, 87190584, 130785876, 261571752]

約数ペア:

[(1, 261571752), (2, 130785876), (3, 87190584), (4, 65392938), (6, 43595292), (8, 32696469), (9, 29063528), (12, 21797646), (13, 20120904), (18, 14531764), (24, 10898823), (26, 10060452), (36, 7265882), (39, 6706968), (43, 6083064), (52, 5030226), (67, 3904056), (72, 3632941), (78, 3353484), (86, 3041532), (97, 2696616), (104, 2515113), (117, 2235656), (129, 2027688), (134, 1952028), (156, 1676742), (172, 1520766), (194, 1348308), (201, 1301352), (234, 1117828), (258, 1013844), (268, 976014), (291, 898872), (312, 838371), (344, 760383), (387, 675896), (388, 674154), (402, 650676), (468, 558914), (516, 506922), (536, 488007), (559, 467928), (582, 449436), (603, 433784), (774, 337948), (776, 337077), (804, 325338), (871, 300312), (873, 299624), (936, 279457), (1032, 253461), (1118, 233964), (1164, 224718), (1206, 216892), (1261, 207432), (1548, 168974), (1608, 162669), (1677, 155976), (1742, 150156), (1746, 149812), (2236, 116982), (2328, 112359), (2412, 108446), (2522, 103716), (2613, 100104), (2881, 90792), (3096, 84487), (3354, 77988), (3484, 75078), (3492, 74906), (3783, 69144), (4171, 62712), (4472, 58491), (4824, 54223), (5031, 51992), (5044, 51858), (5226, 50052), (5762, 45396), (6499, 40248), (6708, 38994), (6968, 37539), (6984, 37453), (7566, 34572), (7839, 33368), (8342, 31356), (8643, 30264), (10062, 25996), (10088, 25929), (10452, 25026), (11349, 23048), (11524, 22698), (12513, 20904), (12998, 20124), (13416, 19497), (15132, 17286), (15678, 16684)]