278673528

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{1217}}^1$

素因数の和:1309

約数の個数: 128

約数和(自身を含む): 841881600

約数和(自身を除く): 563208072

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 29, 42, 47, 56, 58, 84, 87, 94, 116, 141, 168, 174, 188, 203, 232, 282, 329, 348, 376, 406, 564, 609, 658, 696, 812, 987, 1128, 1217, 1218, 1316, 1363, 1624, 1974, 2434, 2436, 2632, 2726, 3651, 3948, 4089, 4868, 4872, 5452, 7302, 7896, 8178, 8519, 9541, 9736, 10904, 14604, 16356, 17038, 19082, 25557, 28623, 29208, 32712, 34076, 35293, 38164, 51114, 57199, 57246, 68152, 70586, 76328, 102228, 105879, 114398, 114492, 141172, 171597, 204456, 211758, 228796, 228984, 247051, 282344, 343194, 400393, 423516, 457592, 494102, 686388, 741153, 800786, 847032, 988204, 1201179, 1372776, 1482306, 1601572, 1658771, 1976408, 2402358, 2964612, 3203144, 3317542, 4804716, 4976313, 5929224, 6635084, 9609432, 9952626, 11611397, 13270168, 19905252, 23222794, 34834191, 39810504, 46445588, 69668382, 92891176, 139336764, 278673528]

約数ペア:

[(1, 278673528), (2, 139336764), (3, 92891176), (4, 69668382), (6, 46445588), (7, 39810504), (8, 34834191), (12, 23222794), (14, 19905252), (21, 13270168), (24, 11611397), (28, 9952626), (29, 9609432), (42, 6635084), (47, 5929224), (56, 4976313), (58, 4804716), (84, 3317542), (87, 3203144), (94, 2964612), (116, 2402358), (141, 1976408), (168, 1658771), (174, 1601572), (188, 1482306), (203, 1372776), (232, 1201179), (282, 988204), (329, 847032), (348, 800786), (376, 741153), (406, 686388), (564, 494102), (609, 457592), (658, 423516), (696, 400393), (812, 343194), (987, 282344), (1128, 247051), (1217, 228984), (1218, 228796), (1316, 211758), (1363, 204456), (1624, 171597), (1974, 141172), (2434, 114492), (2436, 114398), (2632, 105879), (2726, 102228), (3651, 76328), (3948, 70586), (4089, 68152), (4868, 57246), (4872, 57199), (5452, 51114), (7302, 38164), (7896, 35293), (8178, 34076), (8519, 32712), (9541, 29208), (9736, 28623), (10904, 25557), (14604, 19082), (16356, 17038)]