81769044

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{2357}}^1$

素因数の和:2437

約数の個数: 72

約数和(自身を含む): 225802080

約数和(自身を除く): 144033036

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 59, 84, 98, 118, 147, 177, 196, 236, 294, 354, 413, 588, 708, 826, 1239, 1652, 2357, 2478, 2891, 4714, 4956, 5782, 7071, 8673, 9428, 11564, 14142, 16499, 17346, 28284, 32998, 34692, 49497, 65996, 98994, 115493, 139063, 197988, 230986, 278126, 346479, 417189, 461972, 556252, 692958, 834378, 973441, 1385916, 1668756, 1946882, 2920323, 3893764, 5840646, 6814087, 11681292, 13628174, 20442261, 27256348, 40884522, 81769044]

約数ペア:

[(1, 81769044), (2, 40884522), (3, 27256348), (4, 20442261), (6, 13628174), (7, 11681292), (12, 6814087), (14, 5840646), (21, 3893764), (28, 2920323), (42, 1946882), (49, 1668756), (59, 1385916), (84, 973441), (98, 834378), (118, 692958), (147, 556252), (177, 461972), (196, 417189), (236, 346479), (294, 278126), (354, 230986), (413, 197988), (588, 139063), (708, 115493), (826, 98994), (1239, 65996), (1652, 49497), (2357, 34692), (2478, 32998), (2891, 28284), (4714, 17346), (4956, 16499), (5782, 14142), (7071, 11564), (8673, 9428)]