1687207984

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{6311}}^1$

素因数の和:6375

約数の個数: 120

約数和(自身を含む): 4282868736

約数和(自身を除く): 2595660752

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 44, 49, 56, 62, 77, 88, 98, 112, 124, 154, 176, 196, 217, 248, 308, 341, 392, 434, 496, 539, 616, 682, 784, 868, 1078, 1232, 1364, 1519, 1736, 2156, 2387, 2728, 3038, 3472, 4312, 4774, 5456, 6076, 6311, 8624, 9548, 12152, 12622, 16709, 19096, 24304, 25244, 33418, 38192, 44177, 50488, 66836, 69421, 88354, 100976, 133672, 138842, 176708, 195641, 267344, 277684, 309239, 353416, 391282, 485947, 555368, 618478, 706832, 782564, 971894, 1110736, 1236956, 1369487, 1565128, 1943788, 2152051, 2473912, 2738974, 3130256, 3401629, 3887576, 4304102, 4947824, 5477948, 6803258, 7775152, 8608204, 9586409, 10955896, 13606516, 15064357, 17216408, 19172818, 21911792, 27213032, 30128714, 34432816, 38345636, 54426064, 60257428, 76691272, 105450499, 120514856, 153382544, 210900998, 241029712, 421801996, 843603992, 1687207984]

約数ペア:

[(1, 1687207984), (2, 843603992), (4, 421801996), (7, 241029712), (8, 210900998), (11, 153382544), (14, 120514856), (16, 105450499), (22, 76691272), (28, 60257428), (31, 54426064), (44, 38345636), (49, 34432816), (56, 30128714), (62, 27213032), (77, 21911792), (88, 19172818), (98, 17216408), (112, 15064357), (124, 13606516), (154, 10955896), (176, 9586409), (196, 8608204), (217, 7775152), (248, 6803258), (308, 5477948), (341, 4947824), (392, 4304102), (434, 3887576), (496, 3401629), (539, 3130256), (616, 2738974), (682, 2473912), (784, 2152051), (868, 1943788), (1078, 1565128), (1232, 1369487), (1364, 1236956), (1519, 1110736), (1736, 971894), (2156, 782564), (2387, 706832), (2728, 618478), (3038, 555368), (3472, 485947), (4312, 391282), (4774, 353416), (5456, 309239), (6076, 277684), (6311, 267344), (8624, 195641), (9548, 176708), (12152, 138842), (12622, 133672), (16709, 100976), (19096, 88354), (24304, 69421), (25244, 66836), (33418, 50488), (38192, 44177)]