163138864

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2473}}^1$

素因数の和:2538

約数の個数: 80

約数和(自身を含む): 392673280

約数和(自身を除く): 229534416

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 31, 38, 56, 62, 76, 112, 124, 133, 152, 217, 248, 266, 304, 434, 496, 532, 589, 868, 1064, 1178, 1736, 2128, 2356, 2473, 3472, 4123, 4712, 4946, 8246, 9424, 9892, 16492, 17311, 19784, 32984, 34622, 39568, 46987, 65968, 69244, 76663, 93974, 138488, 153326, 187948, 276976, 306652, 328909, 375896, 536641, 613304, 657818, 751792, 1073282, 1226608, 1315636, 1456597, 2146564, 2631272, 2913194, 4293128, 5262544, 5826388, 8586256, 10196179, 11652776, 20392358, 23305552, 40784716, 81569432, 163138864]

約数ペア:

[(1, 163138864), (2, 81569432), (4, 40784716), (7, 23305552), (8, 20392358), (14, 11652776), (16, 10196179), (19, 8586256), (28, 5826388), (31, 5262544), (38, 4293128), (56, 2913194), (62, 2631272), (76, 2146564), (112, 1456597), (124, 1315636), (133, 1226608), (152, 1073282), (217, 751792), (248, 657818), (266, 613304), (304, 536641), (434, 375896), (496, 328909), (532, 306652), (589, 276976), (868, 187948), (1064, 153326), (1178, 138488), (1736, 93974), (2128, 76663), (2356, 69244), (2473, 65968), (3472, 46987), (4123, 39568), (4712, 34622), (4946, 32984), (8246, 19784), (9424, 17311), (9892, 16492)]