328020484

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{107}}^1\times {\mathrm{193}}^1$

素因数の和:353

約数の個数: 72

約数和(自身を含む): 670547808

約数和(自身を除く): 342527324

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 107, 193, 209, 214, 361, 386, 418, 428, 722, 772, 836, 1177, 1444, 2033, 2123, 2354, 3667, 3971, 4066, 4246, 4708, 7334, 7942, 8132, 8492, 14668, 15884, 20651, 22363, 38627, 40337, 41302, 44726, 69673, 77254, 80674, 82604, 89452, 139346, 154508, 161348, 227161, 278692, 392369, 424897, 454322, 766403, 784738, 849794, 908644, 1532806, 1569476, 1699588, 3065612, 4316059, 7455011, 8632118, 14910022, 17264236, 29820044, 82005121, 164010242, 328020484]

約数ペア:

[(1, 328020484), (2, 164010242), (4, 82005121), (11, 29820044), (19, 17264236), (22, 14910022), (38, 8632118), (44, 7455011), (76, 4316059), (107, 3065612), (193, 1699588), (209, 1569476), (214, 1532806), (361, 908644), (386, 849794), (418, 784738), (428, 766403), (722, 454322), (772, 424897), (836, 392369), (1177, 278692), (1444, 227161), (2033, 161348), (2123, 154508), (2354, 139346), (3667, 89452), (3971, 82604), (4066, 80674), (4246, 77254), (4708, 69673), (7334, 44726), (7942, 41302), (8132, 40337), (8492, 38627), (14668, 22363), (15884, 20651)]