180809412

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{331}}^1\times {\mathrm{929}}^1$

素因数の和:1281

約数の個数: 72

約数和(自身を含む): 492780960

約数和(自身を除く): 311971548

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 331, 588, 662, 929, 993, 1324, 1858, 1986, 2317, 2787, 3716, 3972, 4634, 5574, 6503, 6951, 9268, 11148, 13006, 13902, 16219, 19509, 26012, 27804, 32438, 39018, 45521, 48657, 64876, 78036, 91042, 97314, 136563, 182084, 194628, 273126, 307499, 546252, 614998, 922497, 1229996, 1844994, 2152493, 3689988, 4304986, 6457479, 8609972, 12914958, 15067451, 25829916, 30134902, 45202353, 60269804, 90404706, 180809412]

約数ペア:

[(1, 180809412), (2, 90404706), (3, 60269804), (4, 45202353), (6, 30134902), (7, 25829916), (12, 15067451), (14, 12914958), (21, 8609972), (28, 6457479), (42, 4304986), (49, 3689988), (84, 2152493), (98, 1844994), (147, 1229996), (196, 922497), (294, 614998), (331, 546252), (588, 307499), (662, 273126), (929, 194628), (993, 182084), (1324, 136563), (1858, 97314), (1986, 91042), (2317, 78036), (2787, 64876), (3716, 48657), (3972, 45521), (4634, 39018), (5574, 32438), (6503, 27804), (6951, 26012), (9268, 19509), (11148, 16219), (13006, 13902)]