72237825

素因数分解:

$3^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:106

約数の個数: 144

約数和(自身を含む): 155990016

約数和(自身を除く): 83752191

約数列:

[1, 3, 5, 9, 11, 15, 23, 25, 27, 33, 45, 47, 55, 69, 75, 81, 99, 115, 135, 141, 165, 207, 225, 235, 243, 253, 275, 297, 345, 405, 423, 495, 517, 575, 621, 675, 705, 759, 825, 891, 1035, 1081, 1175, 1215, 1265, 1269, 1485, 1551, 1725, 1863, 2025, 2115, 2277, 2475, 2585, 2673, 3105, 3243, 3525, 3795, 3807, 4455, 4653, 5175, 5405, 5589, 6075, 6325, 6345, 6831, 7425, 7755, 9315, 9729, 10575, 11385, 11421, 11891, 12925, 13365, 13959, 15525, 16215, 18975, 19035, 20493, 22275, 23265, 27025, 27945, 29187, 31725, 34155, 35673, 38775, 41877, 46575, 48645, 56925, 57105, 59455, 61479, 66825, 69795, 81075, 87561, 95175, 102465, 107019, 116325, 125631, 139725, 145935, 170775, 178365, 209385, 243225, 262683, 285525, 297275, 307395, 321057, 348975, 437805, 512325, 535095, 628155, 729675, 891825, 963171, 1046925, 1313415, 1536975, 1605285, 2189025, 2675475, 2889513, 3140775, 4815855, 6567075, 8026425, 14447565, 24079275, 72237825]

約数ペア:

[(1, 72237825), (3, 24079275), (5, 14447565), (9, 8026425), (11, 6567075), (15, 4815855), (23, 3140775), (25, 2889513), (27, 2675475), (33, 2189025), (45, 1605285), (47, 1536975), (55, 1313415), (69, 1046925), (75, 963171), (81, 891825), (99, 729675), (115, 628155), (135, 535095), (141, 512325), (165, 437805), (207, 348975), (225, 321057), (235, 307395), (243, 297275), (253, 285525), (275, 262683), (297, 243225), (345, 209385), (405, 178365), (423, 170775), (495, 145935), (517, 139725), (575, 125631), (621, 116325), (675, 107019), (705, 102465), (759, 95175), (825, 87561), (891, 81075), (1035, 69795), (1081, 66825), (1175, 61479), (1215, 59455), (1265, 57105), (1269, 56925), (1485, 48645), (1551, 46575), (1725, 41877), (1863, 38775), (2025, 35673), (2115, 34155), (2277, 31725), (2475, 29187), (2585, 27945), (2673, 27025), (3105, 23265), (3243, 22275), (3525, 20493), (3795, 19035), (3807, 18975), (4455, 16215), (4653, 15525), (5175, 13959), (5405, 13365), (5589, 12925), (6075, 11891), (6325, 11421), (6345, 11385), (6831, 10575), (7425, 9729), (7755, 9315)]