279985552

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{7331}}^1$

素因数の和:7388

約数の個数: 80

約数和(自身を含む): 698241024

約数和(自身を除く): 418255472

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 44, 56, 62, 77, 88, 112, 124, 154, 176, 217, 248, 308, 341, 434, 496, 616, 682, 868, 1232, 1364, 1736, 2387, 2728, 3472, 4774, 5456, 7331, 9548, 14662, 19096, 29324, 38192, 51317, 58648, 80641, 102634, 117296, 161282, 205268, 227261, 322564, 410536, 454522, 564487, 645128, 821072, 909044, 1128974, 1290256, 1590827, 1818088, 2257948, 2499871, 3181654, 3636176, 4515896, 4999742, 6363308, 9031792, 9999484, 12726616, 17499097, 19998968, 25453232, 34998194, 39997936, 69996388, 139992776, 279985552]

約数ペア:

[(1, 279985552), (2, 139992776), (4, 69996388), (7, 39997936), (8, 34998194), (11, 25453232), (14, 19998968), (16, 17499097), (22, 12726616), (28, 9999484), (31, 9031792), (44, 6363308), (56, 4999742), (62, 4515896), (77, 3636176), (88, 3181654), (112, 2499871), (124, 2257948), (154, 1818088), (176, 1590827), (217, 1290256), (248, 1128974), (308, 909044), (341, 821072), (434, 645128), (496, 564487), (616, 454522), (682, 410536), (868, 322564), (1232, 227261), (1364, 205268), (1736, 161282), (2387, 117296), (2728, 102634), (3472, 80641), (4774, 58648), (5456, 51317), (7331, 38192), (9548, 29324), (14662, 19096)]