81779670

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{479}}^1$

素因数の和:770

約数の個数: 96

約数和(自身を含む): 244408320

約数和(自身を除く): 162628650

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 271, 315, 479, 542, 630, 813, 958, 1355, 1437, 1626, 1897, 2395, 2439, 2710, 2874, 3353, 3794, 4065, 4311, 4790, 4878, 5691, 6706, 7185, 8130, 8622, 9485, 10059, 11382, 12195, 14370, 16765, 17073, 18970, 20118, 21555, 24390, 28455, 30177, 33530, 34146, 43110, 50295, 56910, 60354, 85365, 100590, 129809, 150885, 170730, 259618, 301770, 389427, 649045, 778854, 908663, 1168281, 1298090, 1817326, 1947135, 2336562, 2725989, 3894270, 4543315, 5451978, 5841405, 8177967, 9086630, 11682810, 13629945, 16355934, 27259890, 40889835, 81779670]

約数ペア:

[(1, 81779670), (2, 40889835), (3, 27259890), (5, 16355934), (6, 13629945), (7, 11682810), (9, 9086630), (10, 8177967), (14, 5841405), (15, 5451978), (18, 4543315), (21, 3894270), (30, 2725989), (35, 2336562), (42, 1947135), (45, 1817326), (63, 1298090), (70, 1168281), (90, 908663), (105, 778854), (126, 649045), (210, 389427), (271, 301770), (315, 259618), (479, 170730), (542, 150885), (630, 129809), (813, 100590), (958, 85365), (1355, 60354), (1437, 56910), (1626, 50295), (1897, 43110), (2395, 34146), (2439, 33530), (2710, 30177), (2874, 28455), (3353, 24390), (3794, 21555), (4065, 20118), (4311, 18970), (4790, 17073), (4878, 16765), (5691, 14370), (6706, 12195), (7185, 11382), (8130, 10059), (8622, 9485)]