345488416

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{997}}^1$

素因数の和:1051

約数の個数: 144

約数和(自身を含む): 903122136

約数和(自身を除く): 557633720

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 32, 34, 49, 52, 56, 68, 91, 98, 104, 112, 119, 136, 182, 196, 208, 221, 224, 238, 272, 364, 392, 416, 442, 476, 544, 637, 728, 784, 833, 884, 952, 997, 1274, 1456, 1547, 1568, 1666, 1768, 1904, 1994, 2548, 2912, 3094, 3332, 3536, 3808, 3988, 5096, 6188, 6664, 6979, 7072, 7976, 10192, 10829, 12376, 12961, 13328, 13958, 15952, 16949, 20384, 21658, 24752, 25922, 26656, 27916, 31904, 33898, 43316, 48853, 49504, 51844, 55832, 67796, 86632, 90727, 97706, 103688, 111664, 118643, 135592, 173264, 181454, 195412, 207376, 220337, 223328, 237286, 271184, 346528, 362908, 390824, 414752, 440674, 474572, 542368, 635089, 725816, 781648, 830501, 881348, 949144, 1270178, 1451632, 1542359, 1563296, 1661002, 1762696, 1898288, 2540356, 2903264, 3084718, 3322004, 3525392, 3796576, 5080712, 6169436, 6644008, 7050784, 10161424, 10796513, 12338872, 13288016, 20322848, 21593026, 24677744, 26576032, 43186052, 49355488, 86372104, 172744208, 345488416]

約数ペア:

[(1, 345488416), (2, 172744208), (4, 86372104), (7, 49355488), (8, 43186052), (13, 26576032), (14, 24677744), (16, 21593026), (17, 20322848), (26, 13288016), (28, 12338872), (32, 10796513), (34, 10161424), (49, 7050784), (52, 6644008), (56, 6169436), (68, 5080712), (91, 3796576), (98, 3525392), (104, 3322004), (112, 3084718), (119, 2903264), (136, 2540356), (182, 1898288), (196, 1762696), (208, 1661002), (221, 1563296), (224, 1542359), (238, 1451632), (272, 1270178), (364, 949144), (392, 881348), (416, 830501), (442, 781648), (476, 725816), (544, 635089), (637, 542368), (728, 474572), (784, 440674), (833, 414752), (884, 390824), (952, 362908), (997, 346528), (1274, 271184), (1456, 237286), (1547, 223328), (1568, 220337), (1666, 207376), (1768, 195412), (1904, 181454), (1994, 173264), (2548, 135592), (2912, 118643), (3094, 111664), (3332, 103688), (3536, 97706), (3808, 90727), (3988, 86632), (5096, 67796), (6188, 55832), (6664, 51844), (6979, 49504), (7072, 48853), (7976, 43316), (10192, 33898), (10829, 31904), (12376, 27916), (12961, 26656), (13328, 25922), (13958, 24752), (15952, 21658), (16949, 20384)]