320121744

素因数分解:

$2^4\times 3^1\times {\mathrm{107}}^1\times {\mathrm{157}}^1\times {\mathrm{397}}^1$

素因数の和:672

約数の個数: 80

約数和(自身を含む): 842142528

約数和(自身を除く): 522020784

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 107, 157, 214, 314, 321, 397, 428, 471, 628, 642, 794, 856, 942, 1191, 1256, 1284, 1588, 1712, 1884, 2382, 2512, 2568, 3176, 3768, 4764, 5136, 6352, 7536, 9528, 16799, 19056, 33598, 42479, 50397, 62329, 67196, 84958, 100794, 124658, 127437, 134392, 169916, 186987, 201588, 249316, 254874, 268784, 339832, 373974, 403176, 498632, 509748, 679664, 747948, 806352, 997264, 1019496, 1495896, 2038992, 2991792, 6669203, 13338406, 20007609, 26676812, 40015218, 53353624, 80030436, 106707248, 160060872, 320121744]

約数ペア:

[(1, 320121744), (2, 160060872), (3, 106707248), (4, 80030436), (6, 53353624), (8, 40015218), (12, 26676812), (16, 20007609), (24, 13338406), (48, 6669203), (107, 2991792), (157, 2038992), (214, 1495896), (314, 1019496), (321, 997264), (397, 806352), (428, 747948), (471, 679664), (628, 509748), (642, 498632), (794, 403176), (856, 373974), (942, 339832), (1191, 268784), (1256, 254874), (1284, 249316), (1588, 201588), (1712, 186987), (1884, 169916), (2382, 134392), (2512, 127437), (2568, 124658), (3176, 100794), (3768, 84958), (4764, 67196), (5136, 62329), (6352, 50397), (7536, 42479), (9528, 33598), (16799, 19056)]