71690220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{56897}}^1$

素因数の和:56919

約数の個数: 72

約数和(自身を含む): 248530464

約数和(自身を除く): 176840244

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 56897, 113794, 170691, 227588, 284485, 341382, 398279, 512073, 568970, 682764, 796558, 853455, 1024146, 1137940, 1194837, 1593116, 1706910, 1991395, 2048292, 2389674, 2560365, 3413820, 3584511, 3982790, 4779348, 5120730, 5974185, 7169022, 7965580, 10241460, 11948370, 14338044, 17922555, 23896740, 35845110, 71690220]

約数ペア:

[(1, 71690220), (2, 35845110), (3, 23896740), (4, 17922555), (5, 14338044), (6, 11948370), (7, 10241460), (9, 7965580), (10, 7169022), (12, 5974185), (14, 5120730), (15, 4779348), (18, 3982790), (20, 3584511), (21, 3413820), (28, 2560365), (30, 2389674), (35, 2048292), (36, 1991395), (42, 1706910), (45, 1593116), (60, 1194837), (63, 1137940), (70, 1024146), (84, 853455), (90, 796558), (105, 682764), (126, 568970), (140, 512073), (180, 398279), (210, 341382), (252, 284485), (315, 227588), (420, 170691), (630, 113794), (1260, 56897)]