219954924

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{47}}^1\times {\mathrm{379}}^1$

素因数の和:457

約数の個数: 144

約数和(自身を含む): 663936000

約数和(自身を除く): 443981076

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 47, 49, 63, 84, 94, 98, 126, 141, 147, 188, 196, 252, 282, 294, 329, 343, 379, 423, 441, 564, 588, 658, 686, 758, 846, 882, 987, 1029, 1137, 1316, 1372, 1516, 1692, 1764, 1974, 2058, 2274, 2303, 2653, 2961, 3087, 3411, 3948, 4116, 4548, 4606, 5306, 5922, 6174, 6822, 6909, 7959, 9212, 10612, 11844, 12348, 13644, 13818, 15918, 16121, 17813, 18571, 20727, 23877, 27636, 31836, 32242, 35626, 37142, 41454, 47754, 48363, 53439, 55713, 64484, 71252, 74284, 82908, 95508, 96726, 106878, 111426, 124691, 129997, 145089, 160317, 167139, 193452, 213756, 222852, 249382, 259994, 290178, 320634, 334278, 374073, 389991, 498764, 519988, 580356, 641268, 668556, 748146, 779982, 872837, 1122219, 1169973, 1496292, 1559964, 1745674, 2244438, 2339946, 2618511, 3491348, 4488876, 4679892, 5237022, 6109859, 7855533, 10474044, 12219718, 15711066, 18329577, 24439436, 31422132, 36659154, 54988731, 73318308, 109977462, 219954924]

約数ペア:

[(1, 219954924), (2, 109977462), (3, 73318308), (4, 54988731), (6, 36659154), (7, 31422132), (9, 24439436), (12, 18329577), (14, 15711066), (18, 12219718), (21, 10474044), (28, 7855533), (36, 6109859), (42, 5237022), (47, 4679892), (49, 4488876), (63, 3491348), (84, 2618511), (94, 2339946), (98, 2244438), (126, 1745674), (141, 1559964), (147, 1496292), (188, 1169973), (196, 1122219), (252, 872837), (282, 779982), (294, 748146), (329, 668556), (343, 641268), (379, 580356), (423, 519988), (441, 498764), (564, 389991), (588, 374073), (658, 334278), (686, 320634), (758, 290178), (846, 259994), (882, 249382), (987, 222852), (1029, 213756), (1137, 193452), (1316, 167139), (1372, 160317), (1516, 145089), (1692, 129997), (1764, 124691), (1974, 111426), (2058, 106878), (2274, 96726), (2303, 95508), (2653, 82908), (2961, 74284), (3087, 71252), (3411, 64484), (3948, 55713), (4116, 53439), (4548, 48363), (4606, 47754), (5306, 41454), (5922, 37142), (6174, 35626), (6822, 32242), (6909, 31836), (7959, 27636), (9212, 23877), (10612, 20727), (11844, 18571), (12348, 17813), (13644, 16121), (13818, 15918)]