628298920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{211}}^1$

素因数の和:419

約数の個数: 128

約数和(自身を含む): 1566086400

約数和(自身を除く): 937787480

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 29, 34, 40, 58, 68, 85, 116, 136, 145, 151, 170, 211, 232, 290, 302, 340, 422, 493, 580, 604, 680, 755, 844, 986, 1055, 1160, 1208, 1510, 1688, 1972, 2110, 2465, 2567, 3020, 3587, 3944, 4220, 4379, 4930, 5134, 6040, 6119, 7174, 8440, 8758, 9860, 10268, 12238, 12835, 14348, 17516, 17935, 19720, 20536, 21895, 24476, 25670, 28696, 30595, 31861, 35032, 35870, 43790, 48952, 51340, 61190, 63722, 71740, 74443, 87580, 102680, 104023, 122380, 127444, 143480, 148886, 159305, 175160, 208046, 244760, 254888, 297772, 318610, 372215, 416092, 520115, 541637, 595544, 637220, 744430, 832184, 923969, 1040230, 1083274, 1274440, 1488860, 1847938, 2080460, 2166548, 2708185, 2977720, 3695876, 4160920, 4333096, 4619845, 5416370, 7391752, 9239690, 10832740, 15707473, 18479380, 21665480, 31414946, 36958760, 62829892, 78537365, 125659784, 157074730, 314149460, 628298920]

約数ペア:

[(1, 628298920), (2, 314149460), (4, 157074730), (5, 125659784), (8, 78537365), (10, 62829892), (17, 36958760), (20, 31414946), (29, 21665480), (34, 18479380), (40, 15707473), (58, 10832740), (68, 9239690), (85, 7391752), (116, 5416370), (136, 4619845), (145, 4333096), (151, 4160920), (170, 3695876), (211, 2977720), (232, 2708185), (290, 2166548), (302, 2080460), (340, 1847938), (422, 1488860), (493, 1274440), (580, 1083274), (604, 1040230), (680, 923969), (755, 832184), (844, 744430), (986, 637220), (1055, 595544), (1160, 541637), (1208, 520115), (1510, 416092), (1688, 372215), (1972, 318610), (2110, 297772), (2465, 254888), (2567, 244760), (3020, 208046), (3587, 175160), (3944, 159305), (4220, 148886), (4379, 143480), (4930, 127444), (5134, 122380), (6040, 104023), (6119, 102680), (7174, 87580), (8440, 74443), (8758, 71740), (9860, 63722), (10268, 61190), (12238, 51340), (12835, 48952), (14348, 43790), (17516, 35870), (17935, 35032), (19720, 31861), (20536, 30595), (21895, 28696), (24476, 25670)]