16210180

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{139}}^1$

素因数の和:186

約数の個数: 96

約数和(自身を含む): 42336000

約数和(自身を除く): 26125820

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 139, 140, 170, 196, 238, 245, 278, 340, 343, 476, 490, 556, 595, 686, 695, 833, 973, 980, 1190, 1372, 1390, 1666, 1715, 1946, 2363, 2380, 2780, 3332, 3430, 3892, 4165, 4726, 4865, 5831, 6811, 6860, 8330, 9452, 9730, 11662, 11815, 13622, 16541, 16660, 19460, 23324, 23630, 27244, 29155, 33082, 34055, 47260, 47677, 58310, 66164, 68110, 82705, 95354, 115787, 116620, 136220, 165410, 190708, 231574, 238385, 330820, 463148, 476770, 578935, 810509, 953540, 1157870, 1621018, 2315740, 3242036, 4052545, 8105090, 16210180]

約数ペア:

[(1, 16210180), (2, 8105090), (4, 4052545), (5, 3242036), (7, 2315740), (10, 1621018), (14, 1157870), (17, 953540), (20, 810509), (28, 578935), (34, 476770), (35, 463148), (49, 330820), (68, 238385), (70, 231574), (85, 190708), (98, 165410), (119, 136220), (139, 116620), (140, 115787), (170, 95354), (196, 82705), (238, 68110), (245, 66164), (278, 58310), (340, 47677), (343, 47260), (476, 34055), (490, 33082), (556, 29155), (595, 27244), (686, 23630), (695, 23324), (833, 19460), (973, 16660), (980, 16541), (1190, 13622), (1372, 11815), (1390, 11662), (1666, 9730), (1715, 9452), (1946, 8330), (2363, 6860), (2380, 6811), (2780, 5831), (3332, 4865), (3430, 4726), (3892, 4165)]