258643168

素因数分解:

$2^5\times 7^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{313}}^1$

素因数の和:385

約数の個数: 144

約数和(自身を含む): 649482624

約数和(自身を除く): 390839456

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 31, 32, 34, 49, 56, 62, 68, 98, 112, 119, 124, 136, 196, 217, 224, 238, 248, 272, 313, 392, 434, 476, 496, 527, 544, 626, 784, 833, 868, 952, 992, 1054, 1252, 1519, 1568, 1666, 1736, 1904, 2108, 2191, 2504, 3038, 3332, 3472, 3689, 3808, 4216, 4382, 5008, 5321, 6076, 6664, 6944, 7378, 8432, 8764, 9703, 10016, 10642, 12152, 13328, 14756, 15337, 16864, 17528, 19406, 21284, 24304, 25823, 26656, 29512, 30674, 35056, 37247, 38812, 42568, 48608, 51646, 59024, 61348, 67921, 70112, 74494, 77624, 85136, 103292, 118048, 122696, 135842, 148988, 155248, 164951, 170272, 206584, 245392, 260729, 271684, 297976, 310496, 329902, 413168, 475447, 490784, 521458, 543368, 595952, 659804, 826336, 950894, 1042916, 1086736, 1154657, 1191904, 1319608, 1901788, 2085832, 2173472, 2309314, 2639216, 3803576, 4171664, 4618628, 5278432, 7607152, 8082599, 8343328, 9237256, 15214304, 16165198, 18474512, 32330396, 36949024, 64660792, 129321584, 258643168]

約数ペア:

[(1, 258643168), (2, 129321584), (4, 64660792), (7, 36949024), (8, 32330396), (14, 18474512), (16, 16165198), (17, 15214304), (28, 9237256), (31, 8343328), (32, 8082599), (34, 7607152), (49, 5278432), (56, 4618628), (62, 4171664), (68, 3803576), (98, 2639216), (112, 2309314), (119, 2173472), (124, 2085832), (136, 1901788), (196, 1319608), (217, 1191904), (224, 1154657), (238, 1086736), (248, 1042916), (272, 950894), (313, 826336), (392, 659804), (434, 595952), (476, 543368), (496, 521458), (527, 490784), (544, 475447), (626, 413168), (784, 329902), (833, 310496), (868, 297976), (952, 271684), (992, 260729), (1054, 245392), (1252, 206584), (1519, 170272), (1568, 164951), (1666, 155248), (1736, 148988), (1904, 135842), (2108, 122696), (2191, 118048), (2504, 103292), (3038, 85136), (3332, 77624), (3472, 74494), (3689, 70112), (3808, 67921), (4216, 61348), (4382, 59024), (5008, 51646), (5321, 48608), (6076, 42568), (6664, 38812), (6944, 37247), (7378, 35056), (8432, 30674), (8764, 29512), (9703, 26656), (10016, 25823), (10642, 24304), (12152, 21284), (13328, 19406), (14756, 17528), (15337, 16864)]