218139075

素因数分解:

$3^4\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1399}}^1$

素因数の和:1439

約数の個数: 120

約数和(自身を含む): 504134400

約数和(自身を除く): 285995325

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 25, 27, 33, 35, 45, 55, 63, 75, 77, 81, 99, 105, 135, 165, 175, 189, 225, 231, 275, 297, 315, 385, 405, 495, 525, 567, 675, 693, 825, 891, 945, 1155, 1399, 1485, 1575, 1925, 2025, 2079, 2475, 2835, 3465, 4197, 4455, 4725, 5775, 6237, 6995, 7425, 9793, 10395, 12591, 14175, 15389, 17325, 20985, 22275, 29379, 31185, 34975, 37773, 46167, 48965, 51975, 62955, 76945, 88137, 104925, 107723, 113319, 138501, 146895, 155925, 188865, 230835, 244825, 264411, 314775, 323169, 384725, 415503, 440685, 538615, 566595, 692505, 734475, 793233, 944325, 969507, 1154175, 1246509, 1322055, 1615845, 2077515, 2203425, 2693075, 2832975, 2908521, 3462525, 3966165, 4847535, 6232545, 6610275, 8079225, 8725563, 10387575, 14542605, 19830825, 24237675, 31162725, 43627815, 72713025, 218139075]

約数ペア:

[(1, 218139075), (3, 72713025), (5, 43627815), (7, 31162725), (9, 24237675), (11, 19830825), (15, 14542605), (21, 10387575), (25, 8725563), (27, 8079225), (33, 6610275), (35, 6232545), (45, 4847535), (55, 3966165), (63, 3462525), (75, 2908521), (77, 2832975), (81, 2693075), (99, 2203425), (105, 2077515), (135, 1615845), (165, 1322055), (175, 1246509), (189, 1154175), (225, 969507), (231, 944325), (275, 793233), (297, 734475), (315, 692505), (385, 566595), (405, 538615), (495, 440685), (525, 415503), (567, 384725), (675, 323169), (693, 314775), (825, 264411), (891, 244825), (945, 230835), (1155, 188865), (1399, 155925), (1485, 146895), (1575, 138501), (1925, 113319), (2025, 107723), (2079, 104925), (2475, 88137), (2835, 76945), (3465, 62955), (4197, 51975), (4455, 48965), (4725, 46167), (5775, 37773), (6237, 34975), (6995, 31185), (7425, 29379), (9793, 22275), (10395, 20985), (12591, 17325), (14175, 15389)]